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Fencer Vulns
critical 9.8

CVE-2022-46020 in the critical feed json

WBCE CMS v1.5.4 can implement getshell by modifying the upload file type.

published 2022-12-20 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-48858

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
39.0%
EPSS 39.0% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known, plus a Nuclei check

Summary

WBCE CMS v1.5.4 can implement getshell by modifying the upload file type.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
total
Assessed
18 mo ago

Exploit prediction

38.95% 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 WBCE CMS v1.5.4 - Remote Code Execution nuclei detection template
  • github.com https://github.com/10vexh/Vulnerability/blob/main/WBCE%20CMS%20v1.5.4%20getshell.pdf referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.