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CVE Watch23 de out. de 2026

CVE-2026-115386

Wasmtime before 36.0.17, 37.0.0 before 48.0.4, and 49.0.0 before 49.0.2 contains an information disclosure vulnerability in the WASIp1 fd_re

CVSS

2.6

Baixa

EPSS

0.2%

p10

KEV

—

Exploit Today

3

0-100

Publicado: 22 de out. de 2026 · Última mod.: 23 de out. de 2026 · CWE-908

EPSS · 30d
0.1%EPSS · 30 dias0.2%
2026-10-232026-11-07
Descrição técnica

Wasmtime before 36.0.17, 37.0.0 before 48.0.4, and 49.0.0 before 49.0.2 contains an information disclosure vulnerability in the WASIp1 fd_readdir implementation that copies uninitialized struct padding into guest memory. Guests with a preopened directory can list entries to receive three bytes of leftover host stack or heap memory per directory entry.

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