VDB
WID-SEC-W-2026-0427
WID-SEC-W-2026-0427
PUBLISHED
Firefox ist ein Open Source Web Browser. ESR ist die Variante mit verlängertem Support. Thunderbird ist ein Open Source E-Mail Client.
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla Thunderbird <140.7.2 | ||
| Mozilla Thunderbird 147.0.2 | ||
| Mozilla Firefox <147.0.4 | ||
| Mozilla Firefox ios 147.2.1 | ||
| Mozilla Firefox ESR <140.7.1 | ||
| Ubuntu Linux | ||
| Mozilla Firefox ESR 140.7.1 | ||
| Debian Linux | ||
| Oracle Linux | ||
| Red Hat Enterprise Linux | ||
| Mozilla Thunderbird <147.0.2 | ||
| Mozilla Firefox 147.0.4 | ||
| SUSE openSUSE | ||
| Mozilla Firefox ios <147.2.1 | ||
| Amazon Linux 2 | ||
| SUSE Linux | ||
| Mozilla Thunderbird 140.7.2 | ||
| RESF Rocky Linux | ||
| Mozilla Firefox ESR 115.32.1 | ||
| Mozilla Firefox ESR <115.32.1 |
Exploit Intelligence
- https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0427.json (circl)
- https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0427 (circl)
- https://www.mozilla.org/en-US/security/advisories/mfsa2026-09/ (circl)
- https://www.mozilla.org/en-US/security/advisories/mfsa2026-10/ (circl)
- https://www.mozilla.org/en-US/security/advisories/mfsa2026-11/ (circl)
- https://lists.debian.org/debian-security-announce/2026/msg00052.html (circl)
- https://ubuntu.com/security/notices/USN-8053-1 (circl)
- https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/MMSYOCXCDROVZUUKNWXZTMOTNREXXVCT/ (circl)
- https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/GA3UFXPVPB6QUCFX5G6PZ2I63KN7DPF6/ (circl)
- https://lists.debian.org/debian-lts-announce/2026/02/msg00028.html (circl)
…and 17 more exploits
Timeline
- Feb 16, 2026 CVE Published
- Mar 8, 2026 CVE Updated
- Apr 1, 2026 Distribution Patch
- Apr 1, 2026 Distribution Patch
- Apr 1, 2026 Distribution Patch
- Apr 1, 2026 Distribution Patch
- Apr 1, 2026 Distribution Patch
References
- https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0427.json advisory
- https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0427 advisory
- https://www.mozilla.org/en-US/security/advisories/mfsa2026-09/ url
- https://www.mozilla.org/en-US/security/advisories/mfsa2026-10/ url
- https://www.mozilla.org/en-US/security/advisories/mfsa2026-11/ url
- https://lists.debian.org/debian-security-announce/2026/msg00052.html url
- https://ubuntu.com/security/notices/USN-8053-1 url
- https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/MMSYOCXCDROVZUUKNWXZTMOTNREXXVCT/ url
- https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/GA3UFXPVPB6QUCFX5G6PZ2I63KN7DPF6/ url
- https://lists.debian.org/debian-lts-announce/2026/02/msg00028.html url
- https://lists.suse.com/pipermail/sle-security-updates/2026-February/024374.html url
- https://lists.suse.com/pipermail/sle-security-updates/2026-February/024386.html url
- https://access.redhat.com/errata/RHSA-2026:3338 url
- https://access.redhat.com/errata/RHSA-2026:3361 url
- http://linux.oracle.com/errata/ELSA-2026-3338.html url
- http://linux.oracle.com/errata/ELSA-2026-3339.html url
- https://linux.oracle.com/errata/ELSA-2026-3361.html url
- https://errata.build.resf.org/RLSA-2026:3361 url
- https://errata.build.resf.org/RLSA-2026:3339 url
- https://errata.build.resf.org/RLSA-2026:3338 url
…and 7 more