CVE-2026-115391: wasmtime 46.0.0 to before 46.0.3, 47.0.0 to before 47.0.4

Affected technology

wasmtime · 46.0.0 to before 46.0.3, 47.0.0 to before 47.0.4
bytecodealliance

Description’s affected range: before 46.0.3 and 47.0.0 before 47.0.4

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · Passive user interaction

What an attacker can do

Vendor/CNA’s CVSS 4.0 assessment (base score 6.9/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.