CVEvulnerability
CVE-2022-40956
6.1 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2022-12-22
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.1 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 6.1 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Weaknesses
- CWE-79
Description
When injecting an HTML base element, some requests would ignore the CSP's base-uri settings and accept the injected element's base instead. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.
Affected configurations
• mozilla firefox (< 105.0)
• mozilla firefox esr (< 102.3)
• mozilla thunderbird (< 102.3)
Related
Weakness · CWE (1)
- CWE-79 Improper Neutralization of Input During Web Page Generation weakness
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1770094 Issue Tracking, Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-40/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-41/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-42/ Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1770094 Issue Tracking, Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-40/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-41/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-42/ Vendor Advisory