Authenticated Remote Code Execution in SEACMS v13.6
CVE-2026-79423

8.8HIGH

Key Information:

Vendor

SEACMS

Status
SEACMS
Vendor
CVE Published:
4 September 2026

What is CVE-2026-79423?

An authenticated remote code execution vulnerability exists in the admin_config.php component of SEACMS v13.6, enabling attackers to execute arbitrary code through specially crafted POST requests. This flaw poses a significant threat as it allows unauthorized execution of commands on the server, potentially leading to full system compromise. Administrators must take immediate action to secure their installations by applying available patches or updates.

References

https://github.com/seacmscom/seacms
https://github.com/returnwrong/returnwrong-security-advis...

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.