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Fencer Vulns
low 2.7

CVE-2023-5259 json

ForU CMS cms_admin.php denial of service

published 2023-09-29 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-57583

cvss
2.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 67%
public exploits
0
none known

Summary

A vulnerability classified as problematic was found in ForU CMS. This vulnerability affects unknown code of the file /admin/cms_admin.php. The manipulation of the argument del leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available. The identifier of this vulnerability is VDB-240868.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

1.15% chance of exploitation in the next 30 days, higher than 67% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/RCEraser/cve/blob/main/ForU-CMS.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 2.7 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
CNA 3.0 2.7 CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
CNA 2.0 3.3 AV:N/AC:L/Au:M/C:N/I:N/A:P
NVD 3.1 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Affected products

  • ForU CMS

Classification

Weakness
  • CWE-404 Improper Resource Shutdown or Release

References

Sources

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.