CVE-2026-8090 Affecting firefox package, versions <0:140.10.2-1.el10_2


Severity

Recommended
high

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.29% (21st percentile)

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  • Snyk IDSNYK-ROCKY10-FIREFOX-17095273
  • published30 May 2026
  • disclosed7 May 2026

Introduced: 7 May 2026

CVE-2026-8090  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:10 firefox to version 0:140.10.2-1.el10_2 or higher.
This issue was patched in RLSA-2026:19160.

NVD Description

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

Use-after-free in the DOM: Networking component. This vulnerability was fixed in Firefox 150.0.2, Firefox ESR 140.10.2, Firefox ESR 115.35.2, Thunderbird 150.0.2, and Thunderbird 140.10.2.

CVSS Base Scores

version 3.1