CVE-2026-4710 Details
Description
Incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
A vulnerability exists in the Audio/Video component of Mozilla Firefox versions prior to 149 and Firefox ESR versions prior to 140.9. This vulnerability is due to incorrect boundary conditions, which could potentially be exploited under certain circumstances.
Users can upgrade to Firefox 149 or Firefox ESR 140.9 to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Mar 26, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://bugzilla.mozilla.org/show_bug.cgi?id=2016370 | [email protected] | Permissions Required |
| https://www.mozilla.org/security/advisories/mfsa2026-20/ | [email protected] | Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2026-22/ | [email protected] | Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2026-23/ | [email protected] | Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2026-24/ | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| NVD-CWE-noinfo | Insufficient Information to Classify Weakness | [email protected] |
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| mozilla firefox | < 140.9.0 < 149.0 |
CPE
Remediation
| |
| mozilla thunderbird | < 140.9.0 < 149.0 |
CPE
Remediation
| |
Change History
7 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Apr 13, 2026 | CVE Modified | [email protected] |
| Mar 26, 2026 | CVE Modified | CISA-ADP |
| Mar 25, 2026 | Initial Analysis | [email protected] |
| Mar 24, 2026 | CVE Modified | [email protected] |
| Mar 24, 2026 | New CVE Received | [email protected] |