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CVE-2026-77133

Broken Access Control in extension "femanager" (femanager)

MEDIUM
6
CVSS Score
Published: August 25, 2026 at 09:00 AM UTC
Updated: August 26, 2026 at 05:31 PM UTC
1 product affected across 1 vendorFemanager

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Severity
MEDIUM6
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Femanager· TYPO3composer
60%
v < 6.4.513.0.0 ≤ v < 13.3.57.0.0 ≤ v < 7.5.58.0.0 ≤ v < 8.4.213.0.07.0.08.0.0
Affected range stops below 13.3.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.4.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 7.5.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.4.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://typo3.org/security/advisory/typo3-ext-sa-2026-024

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6MEDIUMTYPO3
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-862

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