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CVE-2026-74982

🗓️ 19 Aug 2026 04:46:58Reported by CirclType 
circl
 circl
🔗 cve.circl.lu👁 4 Views

Mozilla Firefox and Thunderbird suffer memory corruption from a heap-use-after-free vulnerability. HKCERT reported this on 2026-08-19.

Related
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-74982
18 Aug 202612:23
cve
cvelist
Cvelist
CVE-2026-74982 Denial-of-service in the Widget component
18 Aug 202612:23
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debiancve
Debian CVE
CVE-2026-74982
18 Aug 202612:23
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euvd
EUVD
EUVD-2026-60695
18 Aug 202612:23
euvd
nessus
Tenable Nessus
Mozilla Firefox ESR < 153.1
18 Aug 202600:00
nessus
nessus
Tenable Nessus
Mozilla Firefox < 154.0
18 Aug 202600:00
nessus
nessus
Tenable Nessus
Mozilla Thunderbird < 153.1
19 Aug 202600:00
nessus
nessus
Tenable Nessus
Mozilla Thunderbird < 154.0
19 Aug 202600:00
nessus
nessus
Tenable Nessus
Mozilla Firefox ESR < 153.1
18 Aug 202600:00
nessus
nessus
Tenable Nessus
Mozilla Firefox < 154.0
18 Aug 202600:00
nessus
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19 Aug 2026 04:46Current
4.8Medium risk
Vulners AI Score4.8
EPSS0.0015
4