CVE-2024-40518

Name: CVE-2024-40518
Creator: NVD / NIST
Published: 2024-07-12T16:15:04.85+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.17%

Last modified Jun 17, 2026

CVE-2024-40518 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. SeaCMS 12.9 has a remote code execution vulnerability. The vulnerability is caused by admin_weixin.php directly splicing and writing the user input data into weixin.php without processing it, which allows authenticated attackers to exploit the vulnerability to execute arbitrary commands and obtain system permissions.. EPSS estimates a 1.17% chance of exploitation in the next 30 days.

Description

SeaCMS 12.9 has a remote code execution vulnerability. The vulnerability is caused by admin_weixin.php directly splicing and writing the user input data into weixin.php without processing it, which allows authenticated attackers to exploit the vulnerability to execute arbitrary commands and obtain system permissions.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.17%

63.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Seacms	Seacms	12.9

References

Timeline

Published: Jul 12, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-40518?

How severe is CVE-2024-40518?

CVE-2024-40518 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.17% probability of exploitation in the next 30 days.

How do I fix CVE-2024-40518?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-40518?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST