GitHub Advisoryadvisory · crates.io

GHSA-mxc8-4jqf-368q miniserve affected by a TOCTOU and symlink race vulnerability

MEDIUM Published 2026-01-23 Modified 2026-01-23 Official page ↗
Aliases
CVE-2025-67124
Ecosystem
crates.io
Packages
miniserve
Severity
Moderate
CVSS vector
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Weaknesses
CWE-367, CWE-59
Reviewed
2026-01-23

Affected packages

• crates.io miniserve: < 0.32.0 → fixed in 0.32.0

Description

A TOCTOU and symlink race in svenstaro/miniserve 0.32.0 upload finalization (when uploads are enabled) can allow an attacker to overwrite arbitrary files outside the intended upload/document root in deployments where the attacker can create/replace filesystem entries in the upload destination directory (e.g., shared writable directory/volume).

Related

Alias · CVE (1)

  • CVE-2025-67124 A TOCTOU and symlink race in svenstaro/miniserve 0.32.0 upload finalization (when uploads are enabled) can allow an attacker to overwrite… vulnerability

Weakness · CWE (2)

  • CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition weakness
  • CWE-59 Improper Link Resolution Before File Access weakness

References