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Vulnerability record · CVE-2026-30643 · published 1 April 2026

CVE-2026-30643: Dedecms code injection vulnerability

Dedecms · Dedecms

An issue was discovered in DedeCMS 5.7.118 allowing attackers to execute code via crafted setup tag values in a module upload.

9.8 CVSS 3.1 Critical EPSS 0.78% · top 46.0% CWE-94 · Code injection
9.8CVSS 3.1 base score
0.78%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

An issue was discovered in DedeCMS 5.7.118 allowing attackers to execute code via crafted setup tag values in a module upload.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://gist.github.com/0psPwn/10c43912adee9bfe2ff4fec947d4ee5a ExploitThird Party Advisory
https://www.dedecms.com/ Product

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2026-30694Dedecms code injection vulnerabilityAn issue in DedeCMS v.5.7.118 and before allows a remote attacker to execute arbitrary code via the array_filter componentEPSS 0.98%9.8CVE-2024-35510Dedecms unrestricted file upload vulnerabilityAn arbitrary file upload vulnerability in /dede/file_manage_control.php of DedeCMS v5.7.114 allows attackers to execute arbitrary code via uploading …EPSS 0.73%9.8CVE-2024-35375Dedecms unrestricted file upload vulnerabilityThere is an arbitrary file upload vulnerability on the media add .php page in the backend of the website in version 5.7.114 of DedeCMSEPSS 0.47%9.8CVE-2024-29661Dedecms unrestricted file upload vulnerabilityA File Upload vulnerability in DedeCMS v5.7 allows a local attacker to execute arbitrary code via a crafted payload.EPSS 0.67%9.8CVE-2024-3685Dedecms sql injection vulnerabilityA vulnerability, which was classified as critical, was found in DedeCMS 5.7.112-UTF8. Affected is an unknown function of the file stepselect_main.php…EPSS 0.59%9.8CVE-2024-29684Dedecms cross-site request forgery vulnerabilityDedeCMS v5.7 was discovered to contain a Cross-Site Request Forgery (CSRF) via the component /src/dede/makehtml_homepage.php allowing a remote attack…EPSS 0.57%9.8CVE-2023-7212Dedecms unrestricted file upload vulnerabilityA vulnerability classified as critical has been found in DeDeCMS up to 5.7.112. Affected is an unknown function of the file file_class.php of the com…EPSS 0.59%9.8CVE-2023-40784Dedecms unrestricted file upload vulnerabilityDedeCMS 5.7.102 has a File Upload vulnerability via uploads/dede/module_make.php.EPSS 0.68%

Source: NIST National Vulnerability Database (record CVE-2026-30643), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.