CVE-2026-12301

CVE-2026-12301 is a memory-safety vulnerability that is fixed in Firefox 152 and Thunderbird 152. The Connected sources consistently describe the issue as a memory-safety bug resolved by upgrading to Firefox 152/Thunderbird 152; no exploitation details are provided in the documents. Affected comp...

CVE-2026-12301 Memory safety bug fixed in Firefox 152

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152...

CVE-2026-12300

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152...

CVE-2026-12300

CVE-2026-12300 describes a memory-safety issue that was fixed in Firefox 152 and Thunderbird 152. The available sources confirm the affected products are Mozilla Firefox/Thunderbird, with the underlying problem labeled as a memory safety bug. The CVSS metrics in the initial document indicate a ba...

EUVD-2026-37091

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152...

CVE-2026-12300 Memory safety bug fixed in Firefox 152

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152...

CVE-2026-12300

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152...

EUVD-2026-37089

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12298 Memory safety bug fixed in Firefox 152

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12298

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

EUVD-2026-37081

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12290

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12290

A memory-safety vulnerability affecting Mozilla Thunderbird and related Firefox components has been fixed in Thunderbird 152 and Firefox 152 (and ESR branches 140.12 and 115.37). The CVE-2026-12290 entry, and associated related CVEs cited in SUSE/OSV/Debian/Bugzilla/MFSA advisories, indicate a me...

PT-2026-49686

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Thunderbird versions prior to 152 Description A memory safety bug exists in the software, which could lead to unexpected behavior or crashes when handling memory operations. Recommendations Update to version 152...

PT-2026-49667

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Firefox ESR versions prior to 140.12 Thunderbird versions prior to 152 Thunderbird versions prior to 140.12 Description A memory safety bug exists that could lead to instability or unauthorized actions by improper...

PT-2026-49674

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Firefox ESR versions prior to 140.12 Thunderbird versions prior to 152 Thunderbird versions prior to 140.12 Description A memory safety bug exists in the software, which could lead to unexpected behavior or crashe...

PT-2026-49698

Name of the Vulnerable Software and Affected Versions Thunderbird versions prior to 140.12 Firefox ESR versions prior to 140.12 Description A memory safety bug exists in the software, which could lead to instability or unexpected behavior when handling memory operations. Recommendations Update to...

PT-2026-49675

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Firefox ESR versions prior to 140.12 Thunderbird versions prior to 152 Thunderbird versions prior to 140.12 Description A memory safety bug exists in the software, which could lead to unexpected behavior or crashe...

PT-2026-49659

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Firefox ESR versions prior to 140.12 Firefox ESR versions prior to 115.37 Thunderbird versions prior to 152 Thunderbird versions prior to 140.12 Description A memory safety bug exists in the software, which could...

PT-2026-49669

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Thunderbird versions prior to 152 Description A memory safety bug exists in the software, which could lead to unexpected behavior or crashes when handling memory operations. Recommendations Update to version 152 f...