Use-after-free in the DOM: Networking component. This vulnerability was fixed in Firefox 150.0.2, Firefox ESR 140.10.2, Firefox ESR 115.35.2, Thunderbird 150.0.2, and Thunderbird 140.10.2.
High CVSS 7.3
Summary
Use-after-free in the DOM: Networking component. This vulnerability was fixed in Firefox 150.0.2, Firefox ESR 140.10.2, Firefox ESR 115.35.2, Thunderbird 150.0.2, and Thunderbird 140.10.2.
In-depth triage · Auto channel
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Affected products
- :
Sources
- NVD DATABASE
Original Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=2034352 Permissions Required
- https://www.mozilla.org/security/advisories/mfsa2026-40/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2026-41/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2026-42/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2026-43/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2026-44/ Vendor Advisory
- https://access.redhat.com/errata/RHSA-2026:19160
- https://access.redhat.com/errata/RHSA-2026:20566
- https://access.redhat.com/errata/RHSA-2026:20574
- https://access.redhat.com/errata/RHSA-2026:24508
- https://access.redhat.com/errata/RHSA-2026:24509
- https://access.redhat.com/errata/RHSA-2026:24510
- https://access.redhat.com/errata/RHSA-2026:24511
- https://access.redhat.com/errata/RHSA-2026:24516
- https://access.redhat.com/errata/RHSA-2026:24755
- https://access.redhat.com/errata/RHSA-2026:24983
- https://access.redhat.com/errata/RHSA-2026:25015
- https://access.redhat.com/security/cve/CVE-2026-8090
- https://bugzilla.redhat.com/show_bug.cgi?id=2467709
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-8090.json
- https://access.redhat.com/errata/RHSA-2026:21381
- https://access.redhat.com/errata/RHSA-2026:22325
- https://access.redhat.com/errata/RHSA-2026:22643
- https://access.redhat.com/errata/RHSA-2026:26174
- https://access.redhat.com/errata/RHSA-2026:26268
- https://access.redhat.com/errata/RHSA-2026:26269
- https://access.redhat.com/errata/RHSA-2026:26270
- https://access.redhat.com/errata/RHSA-2026:26521
- https://access.redhat.com/errata/RHSA-2026:26536
- https://access.redhat.com/errata/RHSA-2026:26539
Timeline
- nvd_ingest NVD