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CVE PROGRAM SOURCE RECORD5.9 Medium

CVE-2026-95625

Tauri framework v2 missing updater signature version number validation can be exploited into forced downgrade

Description

The Tauri updater plugin verifies update binaries using minisign signatures, but the signature covers only the raw binary bytes. The update manifest -- which contains the version number, download URL, and signature -- is fetched over TLS but is never itself signed or authenticated. Because the only anti-rollback check compares the manifest's version field against the current version, and that field is unsigned, an attacker who can serve a crafted manifest can force installation of any older signed release without possessing the developer's private key.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Tauri tauri-plugin-updater

Default version status: unaffected

  • 2.0.0 to < 2.12.0affected
  • 2.12.0 to ≤ *affected

References