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CVE-2026-82658— Admidio before 5.0.12 Broken Access Control via profile_function.php

Quick assessment

Affected
Admidio admidio
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.

Admidio是Admidio组织的一款成员管理系统。该系统支持成员列表、事件管理、留言簿、相册和下载等功能。 Admidio 5.0.12之前版本存在授权问题漏洞，该漏洞源于profile_function.php存在访问控制缺陷，允许已认证的低权限用户通过直接调用reload_future_memberships端点并携带受害者用户UUID绕过配置文件级别授权，泄露敏感成员信息。

CVSS 4.3 · Medium EPSS 0.30% · P22

Affected Version Matrix 2

VendorProduct Version RangeStatus
Admidio admidio < 5.0.12 affected
5.0.12 unaffected
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I. Basic Information for CVE-2026-82658

Vulnerability Information
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Vulnerability Title
Admidio before 5.0.12 Broken Access Control via profile_function.php
Source: CVE Program / CVE List V5
Vulnerability Description
Admidio versions before 5.0.12 contain a broken access control vulnerability in profile_function.php that allows authenticated low-privilege users to read another user's future role memberships. Attackers can bypass profile-level authorization by directly calling the reload_future_memberships endpoint with a victim's user UUID to disclose sensitive membership information.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Admidio 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Admidio是Admidio组织的一款成员管理系统。该系统支持成员列表、事件管理、留言簿、相册和下载等功能。 Admidio 5.0.12之前版本存在授权问题漏洞，该漏洞源于profile_function.php存在访问控制缺陷，允许已认证的低权限用户通过直接调用reload_future_memberships端点并携带受害者用户UUID绕过配置文件级别授权，泄露敏感成员信息。
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
Admidio admidio 0 ~ 5.0.12 -

II. Public POCs for CVE-2026-82658

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III. Intelligence Information for CVE-2026-82658

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Vendor Advisories for CVE-2026-82658 (2)

Same Patch Batch · Admidio · 2026-08-30 · 4 CVEs total

CVE-2026-82655 7.5 HIGH Admidio before 5.0.12 SQL Injection via relation_type_list
CVE-2026-82657 7.5 HIGH Admidio before 5.0.12 Authentication Bypass via RSS feeds
CVE-2026-82656 2.6 LOW Admidio before 5.0.12 Path Traversal via Photo ZIP Download

IV. Related Vulnerabilities

Same product: admidio
Same vendor: Admidio
Same weakness: CWE-285

V. Comments for CVE-2026-82658

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