CVE-2025-48828

Public Exploit

Description

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.

References

Link	Tags
https://karmainsecurity.com/dont-call-that-protected-method-vbulletin-rce	third party advisory exploit
https://kevintel.com/CVE-2025-48828	third party advisory
https://blog.kevintel.com/vbulletin-replaceadtemplate-kev/	broken link

Frequently Asked Questions

What is the severity of CVE-2025-48828?: CVE-2025-48828 has been scored as a critical severity vulnerability.
How to fix CVE-2025-48828?: To fix CVE-2025-48828, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-48828 being actively exploited in the wild?: It is possible that CVE-2025-48828 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-48828?: CVE-2025-48828 affects vBulletin vBulletin.

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Description

Category

CWE-424 – Improper Protection of Alternate Path

References

Frequently Asked Questions