by Kastro CVE-2025-48828
vBulletin vBulletin — Certain vBulletin versions might allow attackers to execute arbitrary PHP code by abusing Template Conditionals in the template engine.
Description · from the CVE record
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.
Affected
ProductAffectedFixed inSource
vBulletin6.0.3–CNA
Scores by source
mitre (CNA)9.0CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: total