CVE-2026-30643

Name: CVE-2026-30643
Creator: NVD / NIST
Published: 2026-04-01T17:28:39.003+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.57%

Last modified Jun 17, 2026

CVE-2026-30643 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered in DedeCMS 5.7.118 allowing attackers to execute code via crafted setup tag values in a module upload.. EPSS estimates a 0.57% chance of exploitation in the next 30 days.

Description

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

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.57%

42.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-94

Affected Software

Vendor	Product	Versions
Dedecms	Dedecms	<= 5.7.118

References

https://gist.github.com/0psPwn/10c43912adee9bfe2ff4fec947d4ee5aExploit, Third Party Advisory
https://www.dedecms.com/Product

Timeline

Published: Apr 1, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-30643?

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

How severe is CVE-2026-30643?

CVE-2026-30643 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.57% probability of exploitation in the next 30 days.

How do I fix CVE-2026-30643?

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-2026-30643?

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

Scan your code now

Source: NVD / NIST