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CVE-2022-31744

Date: December 22, 2022

An attacker could have injected CSS into stylesheets accessible via internal URIs, such as resource:, and in doing so bypass a page's Content Security Policy. This vulnerability affects Firefox ESR < 91.11, Thunderbird < 102, Thunderbird < 91.11, and Firefox < 101.

Severity Score

Related Resources (10)

https://www.mozilla.org/security/advisories/mfsa2022-20/
https://access.redhat.com/security/cve/CVE-2022-31744
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-31744
https://security-tracker.debian.org/tracker/CVE-2022-31744
https://nvd.nist.gov/vuln/detail/CVE-2022-31744
https://security.alpinelinux.org/vuln/CVE-2022-31744
https://bugzilla.mozilla.org/show_bug.cgi?id=1757604
https://www.mozilla.org/security/advisories/mfsa2022-26/
https://www.mozilla.org/security/advisories/mfsa2022-25/
https://www.mend.io/vulnerability-database/CVE-2022-31744

Severity Score

Weakness Type (CWE)

Cross-Site Scripting (XSS)

CWE-79

Incorrect Authorization

CWE-863

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): HIGH
Availability (A): NONE

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