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DEBIAN-CVE-2026-14899

🗓️ 22 Jul 2026 20:16:48Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 5 Views

An off-by-one read in MIME header parsing when forwarding could crash Thunderbird; fixed in versions 153 and 140.13.

Related
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-14899
22 Jul 202619:19
attackerkb
Circl
CVE-2026-14899
24 Jul 202600:01
circl
CVE
CVE-2026-14899
22 Jul 202619:19
cve
Cvelist
CVE-2026-14899 Off-by-one out of bounds read in MIME header parser for forwarding
22 Jul 202619:19
cvelist
Debian CVE
CVE-2026-14899
22 Jul 202619:19
debiancve
EUVD
EUVD-2026-47773
22 Jul 202619:19
euvd
Kaspersky
KLA91169 Multiple vulnerabilities in Mozilla Thunderbird ESR
21 Jul 202600:00
kaspersky
Tenable Nessus
Mozilla Thunderbird < 140.13
22 Jul 202600:00
nessus
Tenable Nessus
Mozilla Thunderbird < 153.0
22 Jul 202600:00
nessus
Tenable Nessus
Mozilla Thunderbird < 140.13
22 Jul 202600:00
nessus
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28 Jul 2026 10:00Current
6Medium risk
Vulners AI Score6
CVSS 3.17.5
EPSS0.00142
5