CVE-2025-48828

CRITICAL

9.0

Description

Certain vBulletin versions might allow attackers to execute arbitrary PHP code by abusing Template Conditionals in the template engine. By crafting template code in an alternative PHP function invocation syntax, such as the "var_dump"("test") syntax, attackers can bypass security checks and execute arbitrary PHP code, as exploited in the wild in May 2025.

CVE Details

CVSS v3.1 Score9.0

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityHIGH

Privileges RequiredNONE

User InteractionNONE

Published5/27/2025

Last Modified6/25/2025

Sourcenvd

Honeypot Sightings0

Affected Products

vbulletin:vbulletin

Weaknesses (CWE)

CWE-424

References

https://karmainsecurity.com/dont-call-that-protected-method-vbulletin-rce(cve@mitre.org)

https://kevintel.com/CVE-2025-48828(cve@mitre.org)

https://blog.kevintel.com/vbulletin-replaceadtemplate-kev/(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.