CVE-2026-29839

Name: CVE-2026-29839
Creator: NVD / NIST
Published: 2026-03-24T16:16:30.787+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.14%

Last modified Jun 17, 2026

CVE-2026-29839 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. DedeCMS v5.7.118 was discovered to contain a Cross-Site Request Forgery (CSRF) vulnerability in /sys_task_add.php.. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

DedeCMS v5.7.118 was discovered to contain a Cross-Site Request Forgery (CSRF) vulnerability in /sys_task_add.php.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.14%

3.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-352

Affected Software

Vendor	Product	Versions
Dedecms	Dedecms	5.7.118

References

https://gist.github.com/w-p-man/43bfdf3c7cf889981d773d1276bb6a62Third Party Advisory
https://www.dedecms.com/Product

Timeline

Published: Mar 24, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-29839?

DedeCMS v5.7.118 was discovered to contain a Cross-Site Request Forgery (CSRF) vulnerability in /sys_task_add.php.

How severe is CVE-2026-29839?

CVE-2026-29839 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.

How do I fix CVE-2026-29839?

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-2026-29839?

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

Scan your code now

Source: NVD / NIST