---
id: CVE-2026-79423
title: >-
  An authenticated remote code execution (RCE) vulnerability in the
  admin_config.php component of seacms v13.6 allows attackers to execute
  arbitrary code via a crafted POST request.
summary: >-
  An authenticated remote code execution (RCE) vulnerability in the
  admin_config.php component of seacms v13.6 allows attackers to execute
  arbitrary code via a crafted POST request.
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-78
published: '2026-09-04'
updated: '2026-09-09'
sourceUpdated: '2026-09-09T16:04:24.933'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-79423'
references:
  - url: >-
      https://github.com/returnwrong/returnwrong-security-advisories/blob/main/CVE-2026-79423.md
    label: cve@mitre.org
  - url: 'https://github.com/seacmscom/seacms'
    label: cve@mitre.org
  - url: >-
      https://github.com/returnwrong/returnwrong-security-advisories/blob/main/CVE-2026-79423.md
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - cve.org
  - exploit-available
epss: 0.0085
epssPercentile: 0.56409
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-08T14:26:39.006676Z'
ingestedAt: '2026-09-08T15:33:26.964Z'
---

## Overview

An authenticated remote code execution (RCE) vulnerability in the admin_config.php component of seacms v13.6 allows attackers to execute arbitrary code via a crafted POST request.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.