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Fencer Vulns
critical 9.1

CVE-2024-4399 json

CAS <= 1.0.0 - Unauthenticated SSRF

published 2024-05-23 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-44030

cvss
9.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known, plus a Nuclei check

Summary

The does not validate a parameter before making a request to it, which could allow unauthenticated users to perform SSRF attack

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
2 y ago

Exploit prediction

1.82% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template WordPress CAS Theme <= 1.0.0 - Server-Side Request Forgery nuclei detection template
  • wpscan.com https://wpscan.com/vulnerability/0690327e-da60-4d71-8b3c-ac9533d82302/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CNA 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected products

  • Unknown cas
  • jenkins cas

Classification

Weakness
  • CWE-918 Server-Side Request Forgery
Technology feeds

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.