Complete Guide to CVE-2026-0891 - Memory safety bugs fixed in Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147...

CVE ID : CVE-2026-0891 Published : 13. Januar 2026 14:16 | 28 Minuten ago Description : Memory safety bugs present in Firefox ESR 140.6, Thunderbird ESR 140.6, Firefox 146 and Thunderbird 146. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 147 and Firefox ESR < 140.7. Severity: 0.0 | NA Visit the link for more details, such as CVSS details, affected products, timeline, and more...

Source: Telegram CVE Monitor