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CVE-2026-28557

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CVE-2026-28557

Published: Feb 28, 2026

Modified: May 25, 2026

PUBLISHED

CVSS v3.1

6.5

MEDIUM

Description

wpForo Forum 2.4.14 contains a missing capability check vulnerability that allows authenticated users to trigger bulk wpForo usergroup reassignment via the wpforo_synch_roles AJAX handler. Attackers access the usergroups admin page, accessible to any authenticated user, to obtain a nonce, then remap all wpForo usergroups to arbitrary WordPress roles.

VendorProductVersions

gVectors Team

wpForo Forum

affected
2.4 - < 2.4.16
unaffected
2.4.16

Weaknesses (CWE)

CWE-862

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

References

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