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Servers and applications

CVE-2022-24734

ACP Settings management RCE

Severity
High 7.2
Published
9 Mar 2022
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
1.8.30
Also known as
GHSA-876v-gwgh-w57f
Sources
NVD, Project advisories (GitHub)

Description

MyBB is a free and open source forum software. In affected versions the Admin CP's Settings management module does not validate setting types correctly on insertion and update, making it possible to add settings of supported type `php` with PHP code, executed on on _Change Settings_ pages. This results in a Remote Code Execution (RCE) vulnerability. The vulnerable module requires Admin CP access…

Affected software

SoftwareAffected versions
MyBBServers and applications · cpe:a:mybb:mybb
  • From 1.2.0 before 1.8.30
MyBBServers and applications · github:mybb/mybb
  • From 1.2.0 before 1.8.30

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2022-24734
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2022-24734
  • GitHub Advisory Database https://github.com/advisories/GHSA-876v-gwgh-w57f
  • github.com https://github.com/mybb/mybb/security/advisories/GHSA-876v-gwgh-w57f