CVE-2026-56346

MEDIUM EPSS 31.1%
Published Jun 20, 20261w ago · Modified Jun 22, 20261w ago
6.9 CVSS 4.0
Medium
Find Similar
Published Jun 20, 2026 1w ago
Last Modified Jun 22, 2026 1w ago

Description

AVideo through version 25.0 contains an authentication bypass vulnerability in the decryptMessage.json.php endpoint that allows unauthenticated users to decrypt PGP messages. Remote attackers can submit private keys, ciphertext, and passphrases to perform server-side decryption without credentials, exposing key material to logs and enabling resource exhaustion attacks.

CVSS Details

Base Score
6.9
Exploitability
Impact
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
31.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-306 Missing Authentication for Critical Function Authentication

References 2

  • github.com https://github.com/WWBN/AVideo/security/advisories/GHSA-5x2w-37xf-7962
  • vulncheck.com https://www.vulncheck.com/advisories/avideo-unauthenticated-pgp-message-decryption-via-decryptmessage-json-php-endpoint

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.