Skip to content
Fencer Vulns
high 7.5

CVE-2020-23972 in the critical feed json

In Joomla Component GMapFP Version J3.5 and J3.5free, an attacker can access the upload function without authenticating to the application…

published 2020-08-27 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-16708

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
31.4%
EPSS 31.4% chance of exploitation in 30 days, percentile 98%
public exploits
1
Exploit-DB, plus a Nuclei check

Summary

In Joomla Component GMapFP Version J3.5 and J3.5free, an attacker can access the upload function without authenticating to the application and can also upload files which due to issues of unrestricted file uploads which can be bypassed by changing the content-type and name file too double extensions.

Timeline

  1. Published
  2. First public exploit (EDB-49129)

Exploit prediction

31.44% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-49129 Joomla! Component GMapFP 3.5 - Unauthenticated Arbitrary File Upload webapps, 2020-12-01
  • Nuclei template Joomla! Component GMapFP 3.5 - Arbitrary File Upload nuclei detection template
  • raw.githubusercontent.com https://raw.githubusercontent.com/me4yoursecurity/Reports/master/README.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-434 Unrestricted Upload of File with Dangerous Type

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.