DedeCMS v5.7.106 was discovered to contain a SQL injection vulnerability via the component /dede/sys_sql_query.php.

published 2023-04-17 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-31469

cvss: 7.2; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits: 0; none known

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: total
Assessed: 21 mo ago (2025-02-06)

Exploit prediction

0.79% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/Ephemeral1y/Vulnerability/blob/master/DedeCMS/5.7.98/DedeCMS-v5.7.98-RCE.md referenced PoC, tagged "exploit" by a source, unverified
sha999-crypto.github.io https://sha999-crypto.github.io/2023/02/28/Dedecms%20background%20SQL%20injection%20vulnerability/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CNA	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness

CWE-89 Improper Neutralization of Special Elements used in an SQL Command

References

github.com /Ephemeral1y/Vulnerability/blob/master/DedeCMS/5.7.98/DedeCMS-v5.7.98-RCE.md
exploit, third-party-advisory
sha999-crypto.github.io /2023/02/28/Dedecms%20background%20SQL%20injection%20vulnerability/
exploit, third-party-advisory

Sources

CVE List CVE-2023-27733
NVD CVE-2023-27733

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary