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Wasmtime: Preemption and traps during bulk operations enable breaking internal VM state

🗓️ 02 Oct 2026 22:45:29Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 7 Views

Preemption and traps during bulk operations in Wasmtime enable breaking internal VM state.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-104855
3 Oct 202610:30
–circl
cve
CVE
CVE-2026-104855
2 Oct 202617:37
–cve
cvelist
Cvelist
CVE-2026-104855 Wasmtime: Preemption and traps during bulk operations enable breaking internal VM state
2 Oct 202617:37
–cvelist
debiancve
Debian CVE
CVE-2026-104855
2 Oct 202617:37
–debiancve
euvd
EUVD
EUVD-2026-91765
2 Oct 202617:37
–euvd
nvd
NVD
CVE-2026-104855
2 Oct 202618:17
–nvd
osv
OSV
GHSA-2HW9-MC66-JC2Q Wasmtime: Preemption and traps during bulk operations enable breaking internal VM state
2 Oct 202622:45
–osv
osv
OSV
MINI-8Q69-PX44-24M3
3 Oct 202615:33
–osv
osv
OSV
MINI-GW92-QQ7C-QM3X
3 Oct 202615:33
–osv
osv
OSV
MINI-RH88-59V6-8775
3 Oct 202615:33
–osv
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Vulners
Node
OR
bytecodealliancewasmtimeRange47.0.0–47.0.3rust
bytecodealliancewasmtimeRange46.0.0–46.0.2rust

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02 Oct 2026 22:45Current
6.1Medium risk
Vulners AI Score6.1
CVSS 42
EPSS0.00276
7