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Vulnerabilities / CVE-2026-12293

critical

CVE-2026-12293

firefox: thunderbird: Use-after-free in the Graphics: WebGPU component

Published Modified CWE 416, 825
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat7.5CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by Red Hat (high), Ubuntu (medium).

Description

Use-after-free in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

Affected packages and fixed versions

SourcePackageFixed in
chainguardfirefox152-r0
rapidfort alpine 3.20firefox, thunderbird152.0.2-r0 and 1 more
rapidfort alpine 3.21firefox, thunderbird152.0.2-r0 and 1 more
rapidfort alpine 3.22firefox, thunderbird152.0.2-r0 and 1 more
rapidfort alpine 3.23firefox, thunderbird152.0.2-r0 and 1 more
rapidfort alpine 3.24firefox, thunderbird152.0.2-r0 and 1 more
rapidfort fedora 43firefox, firefox-langpacks, thunderbird and 1 more152.0.2-1.fc43 and 1 more
rapidfort ubuntu 20.04thunderbirdno fix listed
rapidfort ubuntu 22.04thunderbirdno fix listed
rapidfort ubuntu 24.04thunderbirdno fix listed
ubuntu 22.04thunderbirdno fix listed
wolfifirefox152-r0
Show all 20 entries from 12 sources
SourcePackageFixed in
chainguardfirefox152-r0
rapidfort alpine 3.20firefox152.0.2-r0
rapidfort alpine 3.20thunderbird153.0.1-r0
rapidfort alpine 3.21firefox152.0.2-r0
rapidfort alpine 3.21thunderbird153.0.1-r0
rapidfort alpine 3.22firefox152.0.2-r0
rapidfort alpine 3.22thunderbird153.0.1-r0
rapidfort alpine 3.23firefox152.0.2-r0
rapidfort alpine 3.23thunderbird153.0.1-r0
rapidfort alpine 3.24firefox152.0.2-r0
rapidfort alpine 3.24thunderbird153.0.1-r0
rapidfort fedora 43firefox152.0.2-1.fc43
rapidfort fedora 43firefox-langpacks152.0.2-1.fc43
rapidfort fedora 43thunderbird153.0.2-3.fc43
rapidfort fedora 43thunderbird-librnp-rnp153.0.2-3.fc43
rapidfort ubuntu 20.04thunderbirdno fix listed
rapidfort ubuntu 22.04thunderbirdno fix listed
rapidfort ubuntu 24.04thunderbirdno fix listed
ubuntu 22.04thunderbirdno fix listed
wolfifirefox152-r0

References

All 11 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.