๐Ÿ” CVE Alert

CVE-2026-92036

CRITICAL 9.8

Incorrect boundary conditions in the Networking: HTTP component

CVSS Score
9.8
EPSS Score
0.1%
EPSS Percentile
5th

Incorrect boundary conditions in the Networking: HTTP component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.

Vendor mozilla
Product firefox
Ecosystems
Industries
Technology
Published Sep 15, 2026
Last Updated Sep 21, 2026
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Affected Versions

Mozilla / Firefox
All versions affected
Mozilla / Thunderbird
All versions affected

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
bugzilla.mozilla.org: https://bugzilla.mozilla.org/show_bug.cgi?id=2068416 mozilla.org: https://www.mozilla.org/security/advisories/mfsa2026-90/ mozilla.org: https://www.mozilla.org/security/advisories/mfsa2026-94/

Credits

Mozilla