CVE detail
CVE-2026-8401
Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.
Buzz score
Why this CVE is surfacing
This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.
Buzz score components · mention 30.0 · diversity 14.5 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 0
- within the 30d window
- Peak daily
- 0
- highest bucket
Evidence
Source links by recency
29 source links · newest first
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-8401.jsonsecurity.access.redhat.com
No excerpt available.
Vendor Advisorysecurity.access.redhat.comMay 12, 2026, 3:16 PM - https://bugzilla.redhat.com/show_bug.cgi?id=2476492bugzilla.redhat.com
No excerpt available.
Exploitbugzilla.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/security/cve/CVE-2026-8401access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:27715access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:26630access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:26629access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:26606access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:26551access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:26539access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:26536access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:26521access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:26493access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:26492access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:26491access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:26270access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:26269access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:26268access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:26174access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:22643access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:22325access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:21382access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:21381access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:21380access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://access.redhat.com/errata/RHSA-2026:21378access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 12, 2026, 3:16 PM - https://www.mozilla.org/security/advisories/mfsa2026-51/www.mozilla.org
No excerpt available.
Vendor Advisorywww.mozilla.orgMay 12, 2026, 3:16 PM - https://www.mozilla.org/security/advisories/mfsa2026-48/www.mozilla.org
No excerpt available.
Vendor Advisorywww.mozilla.orgMay 12, 2026, 3:16 PM - https://www.mozilla.org/security/advisories/mfsa2026-47/www.mozilla.org
No excerpt available.
Vendor Advisorywww.mozilla.orgMay 12, 2026, 3:16 PM - https://www.mozilla.org/security/advisories/mfsa2026-45/www.mozilla.org
No excerpt available.
Vendor Advisorywww.mozilla.orgMay 12, 2026, 3:16 PM - https://bugzilla.mozilla.org/show_bug.cgi?id=2038679bugzilla.mozilla.org
No excerpt available.
Exploitbugzilla.mozilla.orgMay 12, 2026, 3:16 PM
Exploit code
Public exploit repository references
Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.
0 repository references · best confidence N/A · max 0 stars
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