Bundesamt für Sicherheit in der Informationstechnik Amazon · Mozilla Firefox, Firefox ESR und Thunderbird: Mehrere Schwachstellen
Affects Bundesamt für Sicherheit in der Informationstechnik AmazonSource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 4.3 Medium.
Data as of 9 Nov 2026, 14:50 UTC
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 16 Feb 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 9 Nov 2026.
What to do
AI-suggested
Users should update to Firefox for iOS version 147.2.1 to mitigate CVE-2026-2032. For Firefox and Firefox ESR, updating to Firefox 147.0.4, Firefox ESR 115.32.1, or Firefox ESR 140.7.1 will address CVE-2026-2447. Applying these official fixes eliminates the vulnerabilities.
Description
Multiple high-impact security vulnerabilities were fixed in Mozilla Firefox, Firefox ESR, Firefox for iOS, and Thunderbird. One vulnerability (CVE-2026-2032) in Firefox for iOS allows malicious scripts to interrupt new tab page loading, causing desynchronization between the address bar and page content, enabling website spoofing under trusted domains. Another vulnerability (CVE-2026-2447) is a heap buffer overflow in libvpx affecting Firefox and Firefox ESR. Fixes are available in Firefox for iOS 147.2.1, Firefox 147.0.4, and Firefox ESR versions 115.32.1 and 140.7.1.
References
- wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0427.json (opens in a new tab)
- wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0427 (opens in a new tab)
- mozilla.org/en-US/security/advisories/mfsa2026-09/ (opens in a new tab)
- mozilla.org/en-US/security/advisories/mfsa2026-10/ (opens in a new tab)
- mozilla.org/en-US/security/advisories/mfsa2026-11/ (opens in a new tab)
- lists.debian.org/debian-security-announce/2026/msg00052.html (opens in a new tab)
- ubuntu.com/security/notices/USN-8053-1 (opens in a new tab)
- lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/MMSYOCXCDROVZUUKNWXZTMOTNREXXVCT/ (opens in a new tab)
- lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/GA3UFXPVPB6QUCFX5G6PZ2I63KN7DPF6/ (opens in a new tab)
- lists.debian.org/debian-lts-announce/2026/02/msg00028.html (opens in a new tab)
- lists.suse.com/pipermail/sle-security-updates/2026-February/024374.html (opens in a new tab)
- lists.suse.com/pipermail/sle-security-updates/2026-February/024386.html (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:3338 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:3361 (opens in a new tab)
- linux.oracle.com/errata/ELSA-2026-3338.html (opens in a new tab)
- linux.oracle.com/errata/ELSA-2026-3339.html (opens in a new tab)
- linux.oracle.com/errata/ELSA-2026-3361.html (opens in a new tab)
- errata.build.resf.org/RLSA-2026:3361 (opens in a new tab)
- errata.build.resf.org/RLSA-2026:3339 (opens in a new tab)
- errata.build.resf.org/RLSA-2026:3338 (opens in a new tab)