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CVE-2026-16396

🗓️ 21 Jul 2026 12:38:09Reported by Debian Security Bug TrackerType 
debiancve
 debiancve
🔗 security-tracker.debian.org👁 3 Views

Privilege escalation in WebExtensions was fixed in Firefox 153 and Firefox ESR 140.13.

Related
Packages
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-16396
21 Jul 202612:38
attackerkb
CVE
CVE-2026-16396
21 Jul 202612:38
cve
Cvelist
CVE-2026-16396 Privilege escalation in WebExtensions
21 Jul 202612:38
cvelist
EUVD
EUVD-2026-46234
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DEBIAN-CVE-2026-16396
21 Jul 202615:48
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PT-2026-61908
21 Jul 202600:00
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Slackware Linux
[slackware-security] mozilla-firefox
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SUSE CVE
SUSE CVE-2026-16396
22 Jul 202600:09
susecve
OSOS VersionArchitecturePackagePackage VersionFilename
Debian999allfirefox152.0.6-1firefox_152.0.6-1_all.deb
Debian11allfirefox-esr140.12.0esr-1~deb11u1firefox-esr_140.12.0esr-1~deb11u1_all.deb
Debian12allfirefox-esr140.12.0esr-1~deb12u1firefox-esr_140.12.0esr-1~deb12u1_all.deb
Debian13allfirefox-esr140.12.0esr-1~deb13u1firefox-esr_140.12.0esr-1~deb13u1_all.deb
Debian14allfirefox-esr140.12.0esr-1firefox-esr_140.12.0esr-1_all.deb
Debian999allfirefox-esr140.12.0esr-1firefox-esr_140.12.0esr-1_all.deb

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21 Jul 2026 12:38Current
5.2Medium risk
Vulners AI Score5.2
3