Incorrect Privilege Assignment Affecting thunderbird package, versions <0:140.14.0-1.el8_10


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.44% (36th percentile)

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  • Snyk IDSNYK-CENTOS8-THUNDERBIRD-19036183
  • published21 Aug 2026
  • disclosed18 Aug 2026

Introduced: 18 Aug 2026

CVE-2026-74965  (opens in a new tab)
CWE-266  (opens in a new tab)

How to fix?

Upgrade Centos:8 thunderbird to version 0:140.14.0-1.el8_10 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

Privilege escalation in the Shell Integration component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

CVSS Base Scores

version 3.1