VULNRABLE / Vulnerability / CVE-2026-115892

CVE-2026-115892

MEDIUM LOW wasmtime GHSA

Exploit verdict: No active-exploit signal

CVSS Score

5.5

Severity

MEDIUM

EPSS

Source

GHSA

Summary

Wasmtime: Panic lowering a host-created component model stream into a guest that expects a different payload type

What this means

CVE-2026-115892 is a medium-severity vulnerability affecting wasmtime, rated CVSS 5.5. The EPSS model estimates a 0% probability of exploitation in the next 30 days. Published October 23, 2026.

View full advisory at GHSA →