CVE-2025-48827
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…
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EPSS puts the probability of exploitation in the next 30 days at 75.8%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
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 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 75.84% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-424
- Affected
- vbulletin/vbulletin
- Source
- cve@mitre.org
References
- https://karmainsecurity.com/dont-call-that-protected-method-vbulletin-rceExploit, Third Party Advisory
- https://kevintel.com/CVE-2025-48827Third Party Advisory
- https://blog.kevintel.com/vbulletin-replaceadtemplate-kev/Broken Link
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.