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Public proof of concept

CVE-2023-2928

A public proof of concept exists; no exploitation attested.

  • Published2023-05-27
  • WeaknessCWE-94

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A vulnerability was found in DedeCMS up to 5.7.106. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file uploads/dede/article_allowurl_edit.php. The manipulation of the argument allurls leads to code injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-230083.

Timeline

dates in UTC
  1. 2023-05-2710:15CVE publishedNVD
  2. 2026-10-2319:23First public proof of conceptPoC-in-GitHub
  3. 2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2023-2928?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-2928?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Dedecms
BranchAffectedFixed in
5.7≤ 5.7.106no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

read 2026-10-23 19:23 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
1 repository, unverifiedCN016/DedeCMS-getshell-CVE-2023-2928-
PoC-in-GitHub

Sources

  • CISA-ADPSSVC decisionnone2025-01-13
  • OpenCVESSVC decisionnone—
  • CNACVSS 3.16.3read 2026-10-23
  • NVDCVSS 3.18.8read 2026-10-23
  • CNACVSS 2.06.5read 2026-10-23
  • CNAweakness (CWE)CWE-94read 2026-10-23
  • FIRST EPSSEPSS score51.4 %read 2026-10-23
  • PoC-in-GitHubproof of concept1read 2026-10-23

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2023-05-27
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2023-2928?

A vulnerability was found in DedeCMS up to 5.7.106. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file uploads/dede/article_allowurl_edit.php. The manipulation of the argument allurls leads to code injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-230083.

Is CVE-2023-2928 actively exploited?

Active exploitation of CVE-2023-2928 has not been confirmed. Its EPSS score was 51.4% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-2928?

CVE-2023-2928 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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