Improper Verification of Cryptographic Signature Affecting phpmyadmin package, versions *


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.19% (9th percentile)

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  • Snyk IDSNYK-ECHOLATEST-PHPMYADMIN-22113812
  • published1 Nov 2026
  • disclosed30 Oct 2026

Introduced: 30 Oct 2026

NewCVE-2026-119561  (opens in a new tab)
CWE-347  (opens in a new tab)

How to fix?

There is no fixed version for Echo:latest phpmyadmin.

NVD Description

Note: Versions mentioned in the description apply only to the upstream phpmyadmin package and not the phpmyadmin package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

phpMyAdmin through 5.2.3 contains an authentication bypass vulnerability in CustomServer::parseAndValidateAssertionResponse() that never verifies WebAuthn assertion signatures against stored public keys. Attackers holding a victim's MySQL credentials can POST a crafted webauthn_request_response with matching challenge, origin, and rpIdHash to bypass the second factor and gain database privileges.

CVSS Base Scores

version 3.1