CVE-2025-48827

CRITICAL

10.0

Description

vBulletin 5.0.0 through 5.7.5 and 6.0.0 through 6.0.3 allows unauthenticated users to invoke protected API controllers' methods when running on PHP 8.1 or later, as demonstrated by the /api.php?method=protectedMethod pattern, as exploited in the wild in May 2025.

CVE Details

CVSS v3.1 Score10.0

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

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-2025-48827(cve@mitre.org)

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

IOC Correlations

No correlations recorded

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