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CVE-2026-119140: bytecodealliance wasmtime: Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a denial of service vulnerability that allows malicious…

🗓️ 29 Oct 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 1 Views

DoS in bytecodealliance wasmtime via thread.yield in start functions panics the host.

Related
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-119140
29 Oct 202617:38
–circl
cve
CVE
CVE-2026-119140
29 Oct 202615:58
–cve
cvelist
Cvelist
CVE-2026-119140 Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 Host Panic via thread.yield
29 Oct 202615:58
–cvelist
debiancve
Debian CVE
CVE-2026-119140
30 Oct 202601:03
–debiancve
euvd
EUVD
EUVD-2026-113207
29 Oct 202615:58
–euvd
nvd
NVD
CVE-2026-119140
29 Oct 202616:18
–nvd
ptsecurity
Positive Technologies
PT-2026-132371
29 Oct 202600:00
–ptsecurity

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29 Oct 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.14.8
CVSS 45.9
1