What is CVE-2024-29661?

CVE-2024-29661 is a critical-severity vulnerability in Dedecms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2024-04-22.

How severe is CVE-2024-29661?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Arbitrary file upload in Dedecms

CVE-2024-29661

A File Upload vulnerability in DedeCMS v5.7 allows a local attacker to execute arbitrary code via a crafted payload.

Vulnerability class: Unrestricted File Upload

Published 2024-04-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (50.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Dedecms — versions 5.7

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

github.com/ysl1415926/cve/blob/main/DedeCMSv5.7_getshell.md (Broken Link)

Frequently asked questions

What is CVE-2024-29661?: CVE-2024-29661 is a critical-severity vulnerability in Dedecms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2024-04-22.
How severe is CVE-2024-29661?: Critical severity. CVSS v3 base score is 9.8 out of 10.