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CVE-2026-110247: Undefined Security Weakness

🗓️ 13 Oct 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 1 Views

Buffer-growth flaws in libmime in Thunderbird allow writing data across heap allocations.

Related
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-110247
13 Oct 202618:39
–circl
cve
CVE
CVE-2026-110247
13 Oct 202618:08
–cve
cvelist
Cvelist
CVE-2026-110247 Integer overflow in libmime buffer growth could lead to heap corruption
13 Oct 202618:08
–cvelist
debiancve
Debian CVE
CVE-2026-110247
13 Oct 202618:08
–debiancve
euvd
EUVD
EUVD-2026-99207
13 Oct 202618:08
–euvd
nessus
Tenable Nessus
Fedora 44 : thunderbird (2026-fe87bcd73d)
19 Oct 202600:00
–nessus
nessus
Tenable Nessus
Mozilla Thunderbird < 158.0
13 Oct 202600:00
–nessus
nessus
Tenable Nessus
Mozilla Thunderbird < 158.0
13 Oct 202600:00
–nessus
mozilla
Mozilla
Security Vulnerabilities fixed in Thunderbird 158 — Mozilla
13 Oct 202600:00
–mozilla
nvd
NVD
CVE-2026-110247
13 Oct 202619:18
–nvd
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13 Oct 2026 00:00Current
6.1Medium risk
Vulners AI Score6.1
EPSS0.00171
1