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Fencer Vulns
high 8.8

CVE-2022-37190 in the critical feed json

CuppaCMS 1.0 is vulnerable to Remote Code Execution (RCE).

published 2022-09-13 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-39842

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
45.8%
EPSS 45.8% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known, plus a Nuclei check

Summary

CuppaCMS 1.0 is vulnerable to Remote Code Execution (RCE). An authenticated user can control both parameters (action and function) from "/api/index.php.

Exploit prediction

45.77% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template Cuppa CMS v1.0 - Remote Code Execution nuclei detection template
  • github.com https://github.com/CuppaCMS/CuppaCMS/issues/22 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/badru8612/Authenticated-RCE-CuppaCMS referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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.