Skip to content
Fencer Vulns
critical 10.0

CVE-2020-24186 in the critical feed json

A Remote Code Execution vulnerability exists in the gVectors wpDiscuz plugin 7.0 through 7.0.4 for WordPress, which allows unauthenticated…

published 2020-08-24 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-16921

cvss
10.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
94.6%
EPSS 94.6% chance of exploitation in 30 days, percentile 99.8%
public exploits
3
Metasploit, Exploit-DB, plus a Nuclei check

Summary

A Remote Code Execution vulnerability exists in the gVectors wpDiscuz plugin 7.0 through 7.0.4 for WordPress, which allows unauthenticated users to upload any type of file, including PHP files via the wmuUploadFiles AJAX action.

Timeline

  1. First public exploit (Metasploit exploit/unix/webapp/wp_wpdiscuz_unauthenticated_file_upload)
  2. Published

Exploit prediction

94.62% chance of exploitation in the next 30 days, higher than 99.8% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Metasploit exploit/unix/webapp/wp_wpdiscuz_unauthenticated_file_upload WordPress wpDiscuz Unauthenticated File Upload Vulnerability metasploit exploit, excellent rank, 2020-02-21
  • EDB-49967 WordPress Plugin wpDiscuz 7.0.4 - Remote Code Execution (Unauthenticated) webapps, 2021-06-08
  • EDB-49962 Wordpress Plugin wpDiscuz 7.0.4 - Arbitrary File Upload (Unauthenticated) webapps, 2021-06-07
  • Nuclei template WordPress wpDiscuz <=7.0.4 - Remote Code Execution nuclei detection template
  • wordfence.com https://www.wordfence.com/blog/2020/07/critical-arbitrary-file-upload-vulnerability-patched-in-wpdiscuz-plugin/ referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/162983/WordPress-wpDiscuz-7.0.4-Shell-Upload.html referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/163012/WordPress-wpDiscuz-7.0.4-Remote-Code-Execution.html referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/163302/WordPress-wpDiscuz-7.0.4-Shell-Upload.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 10.0 CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:C/UI:N
CNA 3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD 3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

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