CVE-2026-77135
Information Disclosure in extension "femanager" (femanager)
Description
The extension's user detail view fails to verify that a requested user record matches the configured or logged-in target, allowing any visitor with access to the Detail or List plugin to retrieve another frontend user's profile data, including name, email, date of birth and address, by supplying an arbitrary user ID.
INFO
Published Date :
Aug. 25, 2026, 9:17 a.m.
Last Modified :
Sept. 28, 2026, 11:10 p.m.
Remotely Exploit :
Yes !
Source :
f4fb688c-4412-4426-b4b8-421ecf27b14a
Affected Products
The following products are affected by CVE-2026-77135
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 4.0 | HIGH | f4fb688c-4412-4426-b4b8-421ecf27b14a | ||||
| CVSS 4.0 | HIGH | f4fb688c-4412-4426-b4b8-421ecf27b14a |
Solution
- Verify requested user ID matches the authenticated user.
- Implement stricter access controls on user data retrieval.
- Validate user permissions before displaying profile information.
- Restrict access to user profile data.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-77135.
| URL | Resource |
|---|---|
| https://typo3.org/security/advisory/typo3-ext-sa-2026-024 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-77135 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-77135
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-77135 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-77135 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Translated by [email protected]
Sep. 28, 2026
Action Type Old Value New Value Added Translation Title: Extension “femanager” de TYPO3, Description: La vista de detalles de usuario de la extensión no verifica que un registro de usuario solicitado coincida con el objetivo configurado o con sesión iniciada, permitiendo a cualquier visitante con acceso al plugin de Detalle o Lista recuperar los datos de perfil de otro usuario de frontend, incluyendo nombre, correo electrónico, fecha de nacimiento y dirección, al proporcionar un ID de usuario arbitrario. -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Aug. 25, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-77135', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-08-25T14:42:56.422720Z'} -
New CVE Received by f4fb688c-4412-4426-b4b8-421ecf27b14a
Aug. 25, 2026
Action Type Old Value New Value Added Affected [{'repo': 'https://github.com/in2code-de/femanager', 'vendor': 'TYPO3', 'product': 'Extension "femanager"', 'versions': [{'status': 'affected', 'version': '13.0.0', 'lessThan': '13.3.5', 'versionType': 'semver'}, {'status': 'affected', 'version': '8.0.0', 'lessThan': '8.4.2', 'versionType': 'semver'}, {'status': 'affected', 'version': '7.0.0', 'lessThan': '7.5.5', 'versionType': 'semver'}, {'status': 'affected', 'version': '0', 'lessThan': '6.4.5', 'versionType': 'semver'}], 'packageName': 'in2code/femanager', 'collectionURL': 'https://packagist.org/', 'defaultStatus': 'unaffected'}] Added Description The extension's user detail view fails to verify that a requested user record matches the configured or logged-in target, allowing any visitor with access to the Detail or List plugin to retrieve another frontend user's profile data, including name, email, date of birth and address, by supplying an arbitrary user ID. Added CVSS V4.0 AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-639 Added Reference https://typo3.org/security/advisory/typo3-ext-sa-2026-024