CVE-2026-73318

XenForo before 2.3.13 contains a missing authorization vulnerability in the force-agreement controller that allows any ACP administrator to access and submit force-agreement forms regardless of their assigned permissions. Attackers can bypass the option permission declared in the navigation configuration to update the global policy last-updated timestamp, forcing all users to re-agree to the privacy policy or terms of service.

CVSS v3 3.8 LOW

3.8^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.2 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://bombobombone.github.io/posts/cve-2026-73318/	Exploit Third Party Advisory
https://github.com/BomboBombone/CVE-2026-73318	Exploit Third Party Advisory
https://www.vulncheck.com/advisories/xenforo-missing-authorization-via-force-agreement-controller	Third Party Advisory
https://xenforo.com/community/threads/security-fixes-released-for-all-xenforo-and-media-gallery-versions-2-2-0-2-3-12.239856/	Release Notes
https://xenforo.com/community/threads/xenforo-2-3-13-and-add-ons-released-includes-security-fixes.239857/	Release Notes

Configurations

Configuration 1 (hide)

cpe:2.3:a:xenforo:xenforo:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-09-08 14:17

Updated : 2026-09-14 20:16

NVD link : CVE-2026-73318

Mitre link : CVE-2026-73318

CVE.ORG link : CVE-2026-73318

JSON object : View

Products Affected

xenforo

xenforo

CWE

CWE-863

Incorrect Authorization

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