CVE-2026-42682
A critical missing authorization flaw in the Tomdever wpForo Forum lets attackers bypass access controls and gain powerful privileges. The issue is present in all releases up to version 3.0.6.
An official fix is available, so this entry is kept for 30 days and then removed automatically.
Who is affected
wpForo Forum users running any version from the initial release through 3.0.6.
Real-world impact
An attacker could take full control of the forum, modify or delete content, create new users, and potentially compromise the underlying web server.
Why this severity
The CVSS score of 9.1 reflects that the vulnerability can be exploited remotely without authentication, giving attackers both integrity and availability damage. The lack of user interaction and the high impact on system integrity and availability drive the score to critical.
What to do about it
- 01Upgrade wpForo Forum to a version newer than 3.0.6.
NVD description indicates that versions newer than 3.0.6 are not affected.
Timeline
- Jun 1, 2026 · Jun 1, 2026PublishedDisclosed and added to the National Vulnerability Database.
- Jul 22, 2026 · 13d agoAdvisory updatedThe NVD record was last revised.
- Jul 25, 2026 · 10d agoOfficial fix availableA vendor patch or mitigation now exists — see the remediation steps above.