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CVE-2026-77133— Broken Access Control in extension "femanager" (femanager)

Quick assessment

Affected
TYPO3 Extension "femanager"
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.

TYPO3 femanager是TYPO3组织的一个管理前端用户的CMS插件。 TYPO3 femanager 13.0.0至13.3.5之前版本、8.0.0至8.4.2之前版本、7.0.0至7.5.5之前版本和6.4.5之前版本存在授权问题漏洞，该漏洞源于未限制登录用户在使用默认字段配置的配置文件编辑插件时分配到自己账户的前端用户组，可能导致权限提升到任意前端组。

CVSS 6.0 · Medium EPSS 0.35% · P27

Possible ATT&CK Techniques 1 AI

T1136.001 · Local Account

Affected Version Matrix 4

VendorProduct Version RangeStatus
TYPO3 Extension "femanager" 13.0.0< 13.3.5 affected
8.0.0< 8.4.2 affected
7.0.0< 7.5.5 affected
< 6.4.5 affected
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I. Basic Information for CVE-2026-77133

Vulnerability Information
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Vulnerability Title
Broken Access Control in extension "femanager" (femanager)
Source: CVE Program / CVE List V5
Vulnerability Description
The extension fails to restrict which frontend usergroups a logged-in user may assign to their own account when the profile edit plugin uses its default field configuration, allowing self-service privilege escalation into arbitrary frontend groups.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
TYPO3 femanager 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TYPO3 femanager是TYPO3组织的一个管理前端用户的CMS插件。 TYPO3 femanager 13.0.0至13.3.5之前版本、8.0.0至8.4.2之前版本、7.0.0至7.5.5之前版本和6.4.5之前版本存在授权问题漏洞，该漏洞源于未限制登录用户在使用默认字段配置的配置文件编辑插件时分配到自己账户的前端用户组，可能导致权限提升到任意前端组。
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
TYPO3 Extension "femanager" 13.0.0 ~ 13.3.5 -

II. Public POCs for CVE-2026-77133

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III. Intelligence Information for CVE-2026-77133

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Vendor Advisories for CVE-2026-77133 (1)

Same Patch Batch · TYPO3 · 2026-08-25 · 24 CVEs total

CVE-2026-77136 9.5 CRITICAL Server-Side Template Injection in extension "powermail" (powermail)
CVE-2026-77138 9.3 CRITICAL Remote Code Execution in extension "HTML5 Video Player vs. Powermail" (html5videoplayer_po
CVE-2026-77142 8.8 HIGH Broken Access Control in extension "Industry Directory" (yellowpages2)
CVE-2026-77143 8.8 HIGH Broken Access Control in extension "Forum" (pforum)
CVE-2026-77141 8.8 HIGH Broken Access Control in extension "Club Directory" (clubdirectory)
CVE-2026-77140 8.7 HIGH Broken Access Control in extension "Telephone Directory" (telephonedirectory)
CVE-2026-77146 8.3 HIGH Broken Access Control in extension "femanager" (femanager)
CVE-2026-77134 8.3 HIGH Broken Access Control in extension "femanager" (femanager)
CVE-2026-77135 8.2 HIGH Information Disclosure in extension "femanager" (femanager)
CVE-2026-77129 7.7 HIGH Server-Side Template Injection in extension "Event management and registration" (sf_event_
CVE-2026-77137 7.7 HIGH SQL Injection in extension "Forms Export" (frp_form_answers)
CVE-2026-56095 7.7 HIGH Insecure Deserialization in extension "Apache Solr for TYPO3 - Enterprise Search" (solr)
CVE-2026-56092 7.6 HIGH Broken Access Control in extension "Apache Solr for TYPO3 - Enterprise Search" (solr)
CVE-2026-77144 7.1 HIGH Broken Access Control in extension "Events 2" (events2)
CVE-2026-77145 7.1 HIGH Broken Access Control in extension "Events 2" (events2)
CVE-2026-77128 6.3 MEDIUM Broken Access Control in extension "Event management and registration" (sf_event_mgt)
CVE-2026-56093 6.3 MEDIUM Broken Access Control in extension "Apache Solr for TYPO3 - Enterprise Search" (solr)
CVE-2026-56096 6.3 MEDIUM Information Disclosure in extension "Apache Solr for TYPO3 - Enterprise Search" (solr)
CVE-2026-56094 6.3 MEDIUM Information Disclosure in extension "Apache Solr for TYPO3 - Enterprise Search" (solr)
CVE-2026-77139 6.0 MEDIUM Path Traversal in extension "Mask" (mask)

Showing top 20 of 24 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Extension "femanager"
Same vendor: TYPO3
Same weakness: CWE-862

V. Comments for CVE-2026-77133

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