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CVE-2026-82656— Admidio before 5.0.12 Path Traversal via Photo ZIP Download

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之前版本存在路径遍历漏洞，该漏洞源于照片ZIP下载功能未能清理相册名称，可能导致具有相册创建权限的已验证用户在归档条目名称中包含路径遍历片段，从而在目标目录之外写入文件。

CVSS 2.6 · Low EPSS 0.44% · P36

Possible ATT&CK Techniques 1 AI

T1565 · Data Manipulation

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-2026-82656

Vulnerability Information
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Vulnerability Title
Admidio before 5.0.12 Path Traversal via Photo ZIP Download
Source: CVE Program / CVE List V5
Vulnerability Description
Admidio before 5.0.12 fails to sanitize album names in the photo ZIP download functionality, allowing authenticated users with album-creation rights to include path traversal segments in archive entry names. Attackers can craft malicious album names containing directory traversal sequences that escape the intended directory when recipients extract the archive, potentially writing files outside the target directory.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
Admidio 路径遍历漏洞
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之前版本存在路径遍历漏洞，该漏洞源于照片ZIP下载功能未能清理相册名称，可能导致具有相册创建权限的已验证用户在归档条目名称中包含路径遍历片段，从而在目标目录之外写入文件。
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-2026-82656

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III. Intelligence Information for CVE-2026-82656

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Vendor Advisories for CVE-2026-82656 (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-2026-82658 4.3 MEDIUM Admidio before 5.0.12 Broken Access Control via profile_function.php

IV. Related Vulnerabilities

Same product: admidio
Same vendor: Admidio
Same weakness: CWE-22

V. Comments for CVE-2026-82656

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