🔐 CVE Alert

CVE-2026-109757

UNKNOWN 0.0

Sandbox escape due to race condition in the Networking component

CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th

Sandbox escape due to race condition in the Networking component. This vulnerability was fixed in Firefox 158 and Firefox ESR 153.5.

Vendor mozilla
Product firefox
Ecosystems
Industries
Technology
Published Oct 13, 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=2069910 mozilla.org: https://www.mozilla.org/security/advisories/mfsa2026-106/ mozilla.org: https://www.mozilla.org/security/advisories/mfsa2026-108/

Credits

Yaqoub Aldurayhim