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CVE-2026-56346— AVideo - Unauthenticated PGP Message Decryption via decryptMessage.json.php Endpoint

Quick assessment

Affected
AVideo AVideo
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WWBN avideo是WWBN组织开源的一套视频内容管理系统。 WWBN avideo 25.0及之前版本存在授权问题漏洞，该漏洞源于decryptMessage.json.php端点存在身份验证绕过问题，可能导致未经身份验证的攻击者提交私钥、密文和密码执行服务器端解密，无需凭证，并且暴露密钥材料到日志中，导致资源耗尽攻击。

CVSS 6.5 · Medium EPSS 0.61% · P47

Affected Version Matrix 1

VendorProduct Version RangeStatus
AVideo AVideo ≤ 25.0 affected
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I. Basic Information for CVE-2026-56346

Vulnerability Information
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Vulnerability Title
AVideo - Unauthenticated PGP Message Decryption via decryptMessage.json.php Endpoint
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
WWBN avideo 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WWBN avideo是WWBN组织开源的一套视频内容管理系统。 WWBN avideo 25.0及之前版本存在授权问题漏洞，该漏洞源于decryptMessage.json.php端点存在身份验证绕过问题，可能导致未经身份验证的攻击者提交私钥、密文和密码执行服务器端解密，无需凭证，并且暴露密钥材料到日志中，导致资源耗尽攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
AVideo AVideo 0 ~ 25.0 -

II. Public POCs for CVE-2026-56346

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III. Intelligence Information for CVE-2026-56346

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Vendor Advisories for CVE-2026-56346 (2)

Same Patch Batch · AVideo · 2026-06-20 · 4 CVEs total

CVE-2026-56345 8.1 HIGH AVideo - Arbitrary User Session Hijacking via Meet Plugin uploadRecordedVideo Endpoint
CVE-2026-56341 7.5 HIGH AVideo - Unauthenticated Access to Payment Log DataTables Endpoints via list.json.php
CVE-2026-56342 6.8 MEDIUM AVideo - Server-Side Request Forgery in Live/test.php via statsURL Parameter

IV. Related Vulnerabilities

Same product: AVideo
Same vendor: AVideo
Same weakness: CWE-306

V. Comments for CVE-2026-56346

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