CVE-2025-13020

HIGH EPSS 15.2%
Published Nov 11, 20257mo ago · Modified Jun 17, 20261w ago
8.8 CVSS 3.1
High
Find Similar
Published Nov 11, 2025 7mo ago
Last Modified Jun 17, 2026 1w ago

Description

Use-after-free in the WebRTC: Audio/Video component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5.

CVSS Details

Base Score
8.8
Exploitability
2.8
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
15.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 2

VendorProductVersionRange
mozillafirefox* <140.5.0
mozillafirefox* <145.0

References 5

  • bugzilla.mozilla.org https://bugzilla.mozilla.org/show_bug.cgi?id=1995686
    Permissions Required
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-87/
    Vendor Advisory
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-88/
    Vendor Advisory
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-90/
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-91/

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.