CVE-2025-48827

CVE Enrichment

CVSS: 9.8 CRITICAL
EPSS: 75.64%
EPSS Percentile: 99.52%
CISA KEV: Not listed

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.

Technical Details

CVSS Version: 3.1
CNA / NVD Source: [email protected]
Published: 27-May-2025 11:15
Last Modified: 17-Jun-2026 16:30
EPSS Date: 2026-10-26
CWE: CWE-424

CVSS Vector


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

Affected Products / Versions

vbulletin / vbulletin Source: NVD CPE · affected
Version / affected range: * · from (inclusive) 5.0.0 · through (inclusive) 5.7.5
cpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin / vbulletin Source: NVD CPE · affected
Version / affected range: * · from (inclusive) 6.0.0 · through (inclusive) 6.0.3
cpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*

References

Last enrichment sync: 27-Oct-2026 05:55
Sources: NVD · FIRST EPSS · CISA KEV
Latest successful provider update; providers refresh independently.

Reported Context (1)

The May 2025 chain, CVE-2025-48827 and CVE-2025-48828, abused the template engine through a different path and drew exploitation attempts within days of disclosure, after the vendor had quietly patched it months earlier Public Exploit Details Expose Patched vBulletin Pre-Auth RCE

CVE (2)

People (1)

MITRE ATT&CK (2)

Products (1)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.