Trust Boundary Violation Affecting thunderbird-debuginfo package, versions <0:140.13.0-1.el10_0


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.34% (27th percentile)

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  • Snyk IDSNYK-RHEL10-THUNDERBIRDDEBUGINFO-18664776
  • published12 Aug 2026
  • disclosed14 Jul 2026

Introduced: 14 Jul 2026

CVE-2026-15719  (opens in a new tab)
CWE-501  (opens in a new tab)

How to fix?

Upgrade RHEL:10 thunderbird-debuginfo to version 0:140.13.0-1.el10_0 or higher.
This issue was patched in RHSA-2026:53445.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird-debuginfo package and not the thunderbird-debuginfo package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

We are aware that exploit code for this is public however we are not aware of any attacks in the wild abusing this flaw. This vulnerability was fixed in Firefox 152.0.6, Firefox ESR 115.38, Firefox ESR 140.13, and Thunderbird 140.13.

CVSS Base Scores

version 3.1