CVE-2025-48827

CRITICAL EPSS 99.3%
Published May 27, 20251y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published May 27, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
99.3% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-424

Affected Products 2

VendorProductVersionRange
vbulletinvbulletin*≥5.0.0  –  ≤5.7.5
vbulletinvbulletin*≥6.0.0  –  ≤6.0.3

References 3

  • blog.kevintel.com https://blog.kevintel.com/vbulletin-replaceadtemplate-kev/
    Broken Link
  • karmainsecurity.com https://karmainsecurity.com/dont-call-that-protected-method-vbulletin-rce
    ExploitThird Party Advisory
  • kevintel.com https://kevintel.com/CVE-2025-48827
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.