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VULNERABILITIES

CVE-2026-8091 Details

Description

Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150, Thunderbird 150, Firefox ESR 140.10.1, Thunderbird 140.10.1, and Firefox ESR 115.35.2.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: redhat-SADPCVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://access.redhat.com/errata/RHSA-2026:19153 redhat-SADP
https://access.redhat.com/errata/RHSA-2026:19157 redhat-SADP
https://access.redhat.com/errata/RHSA-2026:19348 redhat-SADP
https://access.redhat.com/errata/RHSA-2026:19370 redhat-SADP
https://access.redhat.com/errata/RHSA-2026:19588 redhat-SADP

see all 31 references

Weakness Enumeration

CWE-IDCWE NameSource
NVD-CWE-noinfoInsufficient Information to Classify Weakness[email protected]
CWE-754Improper Check for Unusual or Exceptional ConditionsCISA-ADP
CWE-805Buffer Access with Incorrect Length Valueredhat-SADP

Affected Products

ProductVersions
mozilla firefox
< 115.35.2
>= 140.0, < 140.10.1

CPE

  • cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*

Remediation

  • No remediation found in references.
mozilla thunderbird
>= 140.0, < 140.10.1

CPE

  • cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*

Remediation

  • No remediation found in references.

Change History

10 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-8091
NVD Published Date:
May 7, 2026
NVD Last Modified:
Aug 11, 2026
Source:
[email protected]
CVE-2026-8091 Details - Not Deferred