Debian/firefox-esr: high 8.8
Privilege escalation in the WebExtensions component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Th
Action: Upgrade firefox-esr to 140.16.0esr-1~deb13u1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 140.16.0esr-1~deb13u1 | - |
Fixed versions
| 140.16.0esr-1~deb13u1 |
Sources
- osv: DEBIAN-CVE-2026-92015#Debian:13/firefox-esr
- https://security-tracker.debian.org/tracker/CVE-2026-92015
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