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CVE-2026-46656— Bludit CMS has improper authorization and mediation failure leading to persistent ghost sessions

Quick assessment

Affected
bludit bludit
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Bludit是Bludit开源的一套开源的轻量级博客内容管理系统（CMS）。 Bludit 3.22.0之前版本存在授权问题漏洞，该漏洞源于用户账户被删除后活动会话仍然有效，可能导致幽灵会话和未授权访问。

CVSS 8.8 · High EPSS 0.29% · P22

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts

Affected Version Matrix 1

VendorProduct Version RangeStatus
bludit bludit < 3.22.0 affected
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I. Basic Information for CVE-2026-46656

Vulnerability Information
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Vulnerability Title
Bludit CMS has improper authorization and mediation failure leading to persistent ghost sessions
Source: CVE Program / CVE List V5
Vulnerability Description
Bludit is a content management system. Versions prior to 3.22.0 have a Broken Access Control flaw where active sessions remain valid even after the corresponding user account has been physically deleted from the database. This "Ghost Session" allows revoked users to maintain full unauthorized access to the system. Version 3.22.0 fixes the issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Bludit 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Bludit是Bludit开源的一套开源的轻量级博客内容管理系统（CMS）。 Bludit 3.22.0之前版本存在授权问题漏洞，该漏洞源于用户账户被删除后活动会话仍然有效，可能导致幽灵会话和未授权访问。
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
bludit bludit < 3.22.0 -

II. Public POCs for CVE-2026-46656

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 8163 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
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Exploit chain & mitigation
POC zip download
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III. Intelligence Information for CVE-2026-46656

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Patches & Fixes for CVE-2026-46656 (1)

Vendor Advisories for CVE-2026-46656 (1)

Vendor Pages for CVE-2026-46656 (1)

IV. Related Vulnerabilities

Same product: bludit
Same vendor: bludit
Same weakness: CWE-285

V. Comments for CVE-2026-46656

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