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CVE-2026-30993

CRITICAL CVSS 3.1: 9.8
Updated Apr 17, 2026
PHP
Parameter Value
CVSS 9.8 (CRITICAL)
Type CWE-94 (Code Injection)
Vendor PHP
Public PoC No

Slah CMS v1.5.0 and below was discovered to contain a remote code execution (RCE) vulnerability in the session() function at config.php. This vulnerability is exploitable via a crafted input.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Weakness Type (CWE)

CWE-94 Code Injection

References 2

https://cve.joaopaulodeoliveira.dev/cve.php/published/CVE-2026-30993
cve@mitre.org
https://cve.joaopaulodeoliveira.dev/cve.php/reserved/slah-informatica-eval-inje…
cve@mitre.org
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