CVE-2020-6816

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.

CVSS v3.0 6.1 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.1^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:P/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://github.com/mozilla/bleach/security/advisories/GHSA-m6xf-fq7q-8743	Third Party Advisory
https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach	Exploit Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EDQU2SZLZMSSACCBUBJ6NOSRNNBDYFW5/
https://advisory.checkmarx.net/advisory/CX-2020-4277

Configurations

Configuration 1 (hide)

cpe:2.3:a:mozilla:bleach:*:*:*:*:*:*:*:*

Information

Published : 2020-03-24 22:15

Updated : 2021-03-30 23:15

NVD link : CVE-2020-6816

Mitre link : CVE-2020-6816

JSON object : View

Products Affected

mozilla

bleach

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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