CVE-2026-100760

Severity: Critical

Published: 2026-09-29

Sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox ESR 153.4 and Firefox 157.

Exploit evidence

No public exploit evidence reported by NVD

Last checked: 2026-10-13 22:09 UTC

No exploitation evidence · CISA Coordinator (Assessed 2026-10-01 14:33 UTC)

NVD evidence for CVE-2026-100760 is reported, not independently verified by Package Alert. It does not establish exploit reliability or applicability to a particular package or environment.

References

Fix Status by Distribution

Fix evidence last checked: 2026-10-21 14:12 UTC

Fixed in:

Debian 12 (Bookworm)

SUSE Linux Enterprise Server 15 SP7

SUSE-SU-2026:4627 · Published 2026-10-12
SUSE-SU-2026:4545 · Published 2026-10-06

No fix evidence found:

AlmaLinux 10

AlmaLinux 8

AlmaLinux 9

Debian 11 (Bullseye)

Oracle Linux 10

Oracle Linux 8

Oracle Linux 9

Red Hat Enterprise Linux 10

Red Hat Enterprise Linux 7 (Extended Lifecycle Support)

Red Hat Enterprise Linux 8

Red Hat Enterprise Linux 9

Rocky Linux 10

Rocky Linux 8

Rocky Linux 9

Ubuntu 22.04 LTS (Jammy Jellyfish)

Ubuntu 24.04 LTS (Noble Numbat)

Ubuntu 25.04 (Plucky Puffin)

Ubuntu 25.10 (Questing Quokka)

Ubuntu 26.04 LTS (Resolute Raccoon)

Ubuntu 26.10 (Stonking Stingray)

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