🔐 CVE Alert

CVE-2026-100822

UNKNOWN 0.0

Spoofing issue in the Networking: HTTP component

CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th

Spoofing issue in the Networking: HTTP component. This vulnerability was fixed in Firefox ESR 153.4 and Firefox 157.

Vendor mozilla
Product firefox
Ecosystems
Industries
Technology
Published Sep 29, 2026
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Affected Versions

Mozilla / Firefox
All versions affected

References

NVD ↗ CVE.org ↗ EPSS Data ↗
bugzilla.mozilla.org: https://bugzilla.mozilla.org/show_bug.cgi?id=2051115 mozilla.org: https://www.mozilla.org/security/advisories/mfsa2026-100/ mozilla.org: https://www.mozilla.org/security/advisories/mfsa2026-97/

Credits

Tomoya Nakanishi