TI-2026-82448 Aliases CVE-2026-116846 GHSA-xh5g-6mjw-q8f4

WP User Manager plugin Missing Authorization vulnerability

LOW 30CWE-862Published 2026-10-29 · Updated 2026-10-29

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: Low · None · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.

Summary

The WP User Manager plugin for WordPress has a missing authorization flaw (CWE-862) in its access control, where incorrectly configured security levels can be exploited. Versions from n/a through 2.9.26 are affected. The CVSS 3.1 base score is 5.3 (MEDIUM), with vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N. CISA SSVC lists exploitation as none, automatable as yes and technical impact as partial, and the flaw is not in CISA KEV.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Description from the CNA

Missing Authorization vulnerability in WP User Manager WP User Manager wp-user-manager allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects WP User Manager: from n/a through 2.9.26.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00302 23rd percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
WP User Manager	WP User Manager	up to 2.9.26	—	No fix listed	CNA

WP User Manager VendorWP User Manager Affected up to 2.9.26 Fixed in — No fix listed CNA

Remediation

No fixed version is listed for WP User Manager through 2.9.26. Review the plugin's access control settings and limit user management actions to trusted roles until a fixed release is available.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Timeline

2026-10-29 Threatist record created from CVE-2026-116846
2026-10-29 Alias added: GHSA-xh5g-6mjw-q8f4
2026-10-29 CISA SSVC decision points changed

References

Other 1

https://patchstack.com/database/wordpress/plugin/wp-user-manager/vulnerability/wordpress-wp-user-manager-plugin-2-9-26-broken-access-control-vulnerability?_s_id=cve

TI-2025-37611 WordPress WP User Manager plugin <= 2.9.12 - PHP Object Injection vulnerability CVSS 3.1CRITICAL 9.8
TI-2026-08157 WP User Manager <= 2.9.17 - Unauthenticated Path Traversal to Local File Inclusion via 'tab' Query Parameter CVSS 3.1HIGH 7.5
TI-2026-36675 WordPress WP User Manager plugin <= 2.9.16 - Arbitrary File Deletion vulnerability CVSS 3.1CRITICAL 9.9
TI-2021-06937 WP User Manager < 2.6.3 - Arbitrary User Password Reset to Account Compromise CVSS 3.1HIGH 7.5
TI-2026-67832 Improper access control in WP User Manager WordPress plugin CVSS 3.1MEDIUM 6.5
TI-2025-12183 WP User Manager <= 2.9.12 - Authenticated (Subscriber+) Arbitrary File Deletion via 'current_user_avatar' Parameter CVSS 3.1MEDIUM 6.8

See all 16 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences