Vulnerabilities (CVE)

Filtered by vendor Mozilla Subscribe
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2021-24001 1 Mozilla 1 Firefox 2021-07-02 4.3 MEDIUM 4.3 MEDIUM
A compromised content process could have performed session history manipulations it should not have been able to due to testing infrastructure that was not restricted to testing-only configurations. This vulnerability affects Firefox < 88.
CVE-2021-29944 1 Mozilla 1 Firefox 2021-07-02 4.3 MEDIUM 6.1 MEDIUM
Lack of escaping allowed HTML injection when a webpage was viewed in Reader View. While a Content Security Policy prevents direct code execution, HTML injection is still possible. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 88.
CVE-2021-24002 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2021-07-02 6.8 MEDIUM 8.8 HIGH
When a user clicked on an FTP URL containing encoded newline characters (%0A and %0D), the newlines would have been interpreted as such and allowed arbitrary commands to be sent to the FTP server. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
CVE-2021-23995 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2021-07-02 5.1 MEDIUM 8.8 HIGH
When Responsive Design Mode was enabled, it used references to objects that were previously freed. We presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
CVE-2021-23996 1 Mozilla 1 Firefox 2021-07-02 4.3 MEDIUM 6.5 MEDIUM
By utilizing 3D CSS in conjunction with Javascript, content could have been rendered outside the webpage's viewport, resulting in a spoofing attack that could have been used for phishing or other attacks on a user. This vulnerability affects Firefox < 88.
CVE-2021-23994 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2021-07-02 6.8 MEDIUM 8.8 HIGH
A WebGL framebuffer was not initialized early enough, resulting in memory corruption and an out of bound write. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
CVE-2021-29963 1 Mozilla 1 Firefox 2021-07-01 4.3 MEDIUM 4.3 MEDIUM
Address bar search suggestions in private browsing mode were re-using session data from normal mode. *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 89.
CVE-2021-29964 2 Microsoft, Mozilla 4 Windows, Firefox, Firefox Esr and 1 more 2021-06-30 5.8 MEDIUM 7.1 HIGH
A locally-installed hostile program could send `WM_COPYDATA` messages that Firefox would process incorrectly, leading to an out-of-bounds read. *This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Thunderbird < 78.11, Firefox < 89, and Firefox ESR < 78.11.
CVE-2021-29965 1 Mozilla 1 Firefox 2021-06-30 4.3 MEDIUM 5.3 MEDIUM
A malicious website that causes an HTTP Authentication dialog to be spawned could trick the built-in password manager to suggest passwords for the currently active website instead of the website that triggered the dialog. *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 89.
CVE-2021-29956 1 Mozilla 1 Thunderbird 2021-06-30 4.3 MEDIUM 4.3 MEDIUM
OpenPGP secret keys that were imported using Thunderbird version 78.8.1 up to version 78.10.1 were stored unencrypted on the user's local disk. The master password protection was inactive for those keys. Version 78.10.2 will restore the protection mechanism for newly imported keys, and will automatically protect keys that had been imported using affected Thunderbird versions. This vulnerability affects Thunderbird < 78.10.2.
CVE-2021-29945 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2021-06-30 4.3 MEDIUM 6.5 MEDIUM
The WebAssembly JIT could miscalculate the size of a return type, which could lead to a null read and result in a crash. *Note: This issue only affected x86-32 platforms. Other platforms are unaffected.*. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
CVE-2021-29954 1 Mozilla 1 Hubs Cloud Reticulum 2021-06-30 5.0 MEDIUM 9.8 CRITICAL
Proxy functionality built into Hubs Cloud’s Reticulum software allowed access to internal URLs, including the metadata service. This vulnerability affects Hubs Cloud < mozillareality/reticulum/1.0.1/20210428201255.
CVE-2021-29948 1 Mozilla 1 Thunderbird 2021-06-30 1.9 LOW 2.5 LOW
Signatures are written to disk before and read during verification, which might be subject to a race condition when a malicious local process or user is replacing the file. This vulnerability affects Thunderbird < 78.10.
CVE-2021-29949 1 Mozilla 1 Thunderbird 2021-06-30 4.4 MEDIUM 7.8 HIGH
When loading the shared library that provides the OTR protocol implementation, Thunderbird will initially attempt to open it using a filename that isn't distributed by Thunderbird. If a computer has already been infected with a malicious library of the alternative filename, and the malicious library has been copied to a directory that is contained in the search path for executable libraries, then Thunderbird will load the incorrect library. This vulnerability affects Thunderbird < 78.9.1.
CVE-2021-29957 1 Mozilla 1 Thunderbird 2021-06-30 4.3 MEDIUM 4.3 MEDIUM
If a MIME encoded email contains an OpenPGP inline signed or encrypted message part, but also contains an additional unprotected part, Thunderbird did not indicate that only parts of the message are protected. This vulnerability affects Thunderbird < 78.10.2.
CVE-2021-29953 1 Mozilla 1 Firefox 2021-06-30 4.3 MEDIUM 6.1 MEDIUM
A malicious webpage could have forced a Firefox for Android user into executing attacker-controlled JavaScript in the context of another domain, resulting in a Universal Cross-Site Scripting vulnerability. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected. Further details are being temporarily withheld to allow users an opportunity to update.*. This vulnerability affects Firefox < 88.0.1 and Firefox for Android < 88.1.3.
CVE-2021-29955 1 Mozilla 2 Firefox, Firefox Esr 2021-06-30 2.6 LOW 5.3 MEDIUM
A transient execution vulnerability, named Floating Point Value Injection (FPVI) allowed an attacker to leak arbitrary memory addresses and may have also enabled JIT type confusion attacks. (A related vulnerability, Speculative Code Store Bypass (SCSB), did not affect Firefox.). This vulnerability affects Firefox ESR < 78.9 and Firefox < 87.
CVE-2021-29952 1 Mozilla 1 Firefox 2021-06-25 5.1 MEDIUM 7.5 HIGH
When Web Render components were destructed, a race condition could have caused undefined behavior, and we presume that with enough effort may have been exploitable to run arbitrary code. This vulnerability affects Firefox < 88.0.1 and Firefox for Android < 88.1.3.
CVE-2021-29950 1 Mozilla 1 Thunderbird 2021-06-25 5.0 MEDIUM 7.5 HIGH
Thunderbird unprotects a secret OpenPGP key prior to using it for a decryption, signing or key import task. If the task runs into a failure, the secret key may remain in memory in its unprotected state. This vulnerability affects Thunderbird < 78.8.1.
CVE-2021-29946 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2021-06-25 6.8 MEDIUM 8.8 HIGH
Ports that were written as an integer overflow above the bounds of a 16-bit integer could have bypassed port blocking restrictions when used in the Alt-Svc header. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
CVE-2021-29968 2 Microsoft, Mozilla 2 Windows, Firefox 2021-06-25 5.8 MEDIUM 8.1 HIGH
When drawing text onto a canvas with WebRender disabled, an out of bounds read could occur. *This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 89.0.1.
CVE-2021-29962 1 Mozilla 1 Firefox 2021-06-25 4.3 MEDIUM 4.3 MEDIUM
Firefox for Android would become unstable and hard-to-recover when a website opened too many popups. *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 89.
CVE-2011-3656 1 Mozilla 1 Firefox 2021-06-10 4.3 MEDIUM 6.1 MEDIUM
Cross-site scripting (XSS) vulnerability in Mozilla Firefox before 3.6.24 and 4.x through 7 allows remote attackers to inject arbitrary web script or HTML via vectors involving HTTP 0.9 errors, non-default ports, and content-sniffing.
CVE-2020-12403 1 Mozilla 1 Nss 2021-06-09 6.4 MEDIUM 9.1 CRITICAL
A flaw was found in the way CHACHA20-POLY1305 was implemented in NSS in versions before 3.55. When using multi-part Chacha20, it could cause out-of-bounds reads. This issue was fixed by explicitly disabling multi-part ChaCha20 (which was not functioning correctly) and strictly enforcing tag length. The highest threat from this vulnerability is to confidentiality and system availability.
CVE-2007-5967 1 Mozilla 1 Firefox 2021-05-26 4.3 MEDIUM 6.5 MEDIUM
A flaw in Mozilla's embedded certificate code might allow web sites to install root certificates on devices without user approval.
CVE-2019-17026 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2021-05-13 6.8 MEDIUM 8.8 HIGH
Incorrect alias information in IonMonkey JIT compiler for setting array elements could lead to a type confusion. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 68.4.1, Thunderbird < 68.4.1, and Firefox < 72.0.1.
CVE-2020-6816 1 Mozilla 1 Bleach 2021-03-30 4.3 MEDIUM 6.1 MEDIUM
In Mozilla Bleach before 3.12, a mutation XSS in bleach.clean when RCDATA and either svg or math tags are whitelisted and the keyword argument strip=False.
CVE-2020-6802 2 Fedoraproject, Mozilla 2 Fedora, Bleach 2021-03-30 4.3 MEDIUM 6.1 MEDIUM
In Mozilla Bleach before 3.11, a mutation XSS affects users calling bleach.clean with noscript and a raw tag in the allowed/whitelisted tags option.
CVE-2021-20628 2 Cybozu, Mozilla 2 Office, Firefox 2021-03-23 4.3 MEDIUM 6.1 MEDIUM
Cross-site scripting vulnerability in Address Book of Cybozu Office 10.0.0 to 10.8.4 allows remote attackers to inject an arbitrary script via unspecified vectors. Note that this vulnerability occurs only when using Mozilla Firefox.
CVE-2014-1520 3 Fedoraproject, Microsoft, Mozilla 4 Fedora, Windows, Firefox and 1 more 2021-03-17 6.9 MEDIUM N/A
maintenservice_installer.exe in the Maintenance Service Installer in Mozilla Firefox before 29.0 and Firefox ESR 24.x before 24.5 on Windows allows local users to gain privileges by placing a Trojan horse DLL file into a temporary directory at an unspecified point in the update process.
CVE-2021-21354 1 Mozilla 1 Pollbot 2021-03-12 5.8 MEDIUM 6.1 MEDIUM
Pollbot is open source software which "frees its human masters from the toilsome task of polling for the state of things during the Firefox release process." In Pollbot before version 1.4.4 there is an open redirection vulnerability in the path of "https://pollbot.services.mozilla.com/". An attacker can redirect anyone to malicious sites. To Reproduce type in this URL: "https://pollbot.services.mozilla.com//evil.com/". Affected versions will redirect to that website when you inject a payload like "//evil.com/". This is fixed in version 1.4.4.
CVE-2013-0800 5 Canonical, Debian, Mozilla and 2 more 11 Ubuntu Linux, Debian Linux, Firefox and 8 more 2021-03-11 6.8 MEDIUM N/A
Integer signedness error in the pixman_fill_sse2 function in pixman-sse2.c in Pixman, as distributed with Cairo and used in Mozilla Firefox before 20.0, Firefox ESR 17.x before 17.0.5, Thunderbird before 17.0.5, Thunderbird ESR 17.x before 17.0.5, SeaMonkey before 2.17, and other products, allows remote attackers to execute arbitrary code via crafted values that trigger attempted use of a (1) negative box boundary or (2) negative box size, leading to an out-of-bounds write operation.
CVE-2021-23953 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2021-03-03 4.3 MEDIUM 4.3 MEDIUM
If a user clicked into a specifically crafted PDF, the PDF reader could be confused into leaking cross-origin information, when said information is served as chunked data. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR < 78.7.
CVE-2021-23954 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2021-03-03 6.8 MEDIUM 8.8 HIGH
Using the new logical assignment operators in a JavaScript switch statement could have caused a type confusion, leading to a memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR < 78.7.
CVE-2021-23960 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2021-03-03 6.8 MEDIUM 8.8 HIGH
Performing garbage collection on re-declared JavaScript variables resulted in a user-after-poison, and a potentially exploitable crash. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR < 78.7.
CVE-2021-23962 1 Mozilla 1 Firefox 2021-03-03 6.8 MEDIUM 8.8 HIGH
Incorrect use of the '<RowCountChanged>' method could have led to a user-after-poison and a potentially exploitable crash. This vulnerability affects Firefox < 85.
CVE-2021-23958 1 Mozilla 1 Firefox 2021-03-03 4.3 MEDIUM 6.5 MEDIUM
The browser could have been confused into transferring a screen sharing state into another tab, which would leak unintended information. This vulnerability affects Firefox < 85.
CVE-2021-23956 1 Mozilla 1 Firefox 2021-03-03 4.3 MEDIUM 6.5 MEDIUM
An ambiguous file picker design could have confused users who intended to select and upload a single file into uploading a whole directory. This was addressed by adding a new prompt. This vulnerability affects Firefox < 85.
CVE-2021-23963 1 Mozilla 1 Firefox 2021-03-03 4.3 MEDIUM 4.3 MEDIUM
When sharing geolocation during an active WebRTC share, Firefox could have reset the webRTC sharing state in the user interface, leading to loss of control over the currently granted permission. This vulnerability affects Firefox < 85.
CVE-2021-23955 1 Mozilla 1 Firefox 2021-03-03 4.3 MEDIUM 6.1 MEDIUM
The browser could have been confused into transferring a pointer lock state into another tab, which could have lead to clickjacking attacks. This vulnerability affects Firefox < 85.
CVE-2021-23959 1 Mozilla 1 Firefox 2021-03-03 4.3 MEDIUM 6.1 MEDIUM
An XSS bug in internal error pages could have led to various spoofing attacks, including other error pages and the address bar. Note: This issue only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 85.
CVE-2021-23957 1 Mozilla 1 Firefox 2021-03-03 4.3 MEDIUM 7.4 HIGH
Navigations through the Android-specific `intent` URL scheme could have been misused to escape iframe sandbox. Note: This issue only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 85.
CVE-2019-11745 6 Canonical, Debian, Mozilla and 3 more 23 Ubuntu Linux, Debian Linux, Firefox and 20 more 2021-02-19 6.8 MEDIUM 8.8 HIGH
When encrypting with a block cipher, if a call to NSC_EncryptUpdate was made with data smaller than the block size, a small out of bounds write could occur. This could have caused heap corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71.
CVE-2019-17007 2 Mozilla, Siemens 17 Network Security Services, Ruggedcom Rox Mx5000, Ruggedcom Rox Mx5000 Firmware and 14 more 2021-02-19 5.0 MEDIUM 7.5 HIGH
In Network Security Services before 3.44, a malformed Netscape Certificate Sequence can cause NSS to crash, resulting in a denial of service.
CVE-2018-18508 2 Mozilla, Siemens 17 Network Security Services, Ruggedcom Rox Mx5000, Ruggedcom Rox Mx5000 Firmware and 14 more 2021-02-18 4.3 MEDIUM 6.5 MEDIUM
In Network Security Services (NSS) before 3.36.7 and before 3.41.1, a malformed signature can cause a crash due to a null dereference, resulting in a Denial of Service.
CVE-2020-26976 2 Debian, Mozilla 2 Debian Linux, Firefox 2021-02-15 4.3 MEDIUM 6.5 MEDIUM
When a HTTPS pages was embedded in a HTTP page, and there was a service worker registered for the former, the service worker could have intercepted the request for the secure page despite the iframe not being a secure context due to the (insecure) framing. This vulnerability affects Firefox < 84.
CVE-2018-12404 1 Mozilla 1 Network Security Services 2021-02-12 4.3 MEDIUM 5.9 MEDIUM
A cached side channel attack during handshakes using RSA encryption could allow for the decryption of encrypted content. This is a variant of the Adaptive Chosen Ciphertext attack (AKA Bleichenbacher attack) and affects all NSS versions prior to NSS 3.41.
CVE-2009-3555 7 Apache, Canonical, Debian and 4 more 7 Http Server, Ubuntu Linux, Debian Linux and 4 more 2021-02-05 5.8 MEDIUM N/A
The TLS protocol, and the SSL protocol 3.0 and possibly earlier, as used in Microsoft Internet Information Services (IIS) 7.0, mod_ssl in the Apache HTTP Server 2.2.14 and earlier, OpenSSL before 0.9.8l, GnuTLS 2.8.5 and earlier, Mozilla Network Security Services (NSS) 3.12.4 and earlier, multiple Cisco products, and other products, does not properly associate renegotiation handshakes with an existing connection, which allows man-in-the-middle attackers to insert data into HTTPS sessions, and possibly other types of sessions protected by TLS or SSL, by sending an unauthenticated request that is processed retroactively by a server in a post-renegotiation context, related to a "plaintext injection" attack, aka the "Project Mogul" issue.
CVE-2012-1126 2 Freetype, Mozilla 2 Freetype, Firefox Mobile 2021-01-26 10.0 HIGH N/A
FreeType before 2.4.9, as used in Mozilla Firefox Mobile before 10.0.4 and other products, allows remote attackers to cause a denial of service (invalid heap read operation and memory corruption) or possibly execute arbitrary code via crafted property data in a BDF font.
CVE-2012-1128 2 Freetype, Mozilla 2 Freetype, Firefox Mobile 2021-01-26 9.3 HIGH N/A
FreeType before 2.4.9, as used in Mozilla Firefox Mobile before 10.0.4 and other products, allows remote attackers to cause a denial of service (NULL pointer dereference and memory corruption) or possibly execute arbitrary code via a crafted TrueType font.