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Fencer Vulns
critical 9.8

CVE-2019-11223 json

An Unrestricted File Upload Vulnerability in the SupportCandy plugin through 2.0.0 for WordPress allows remote attackers to execute arbitra…

published 2019-04-18 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-2924

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
8.8%
EPSS 8.8% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

An Unrestricted File Upload Vulnerability in the SupportCandy plugin through 2.0.0 for WordPress allows remote attackers to execute arbitrary code by uploading a file with an executable extension.

Exploit prediction

8.76% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • pluginvulnerabilities.com https://www.pluginvulnerabilities.com/2019/04/05/arbitrary-file-upload-vulnerability-in-supportcandy/ referenced PoC, tagged "exploit" by a source, unverified
  • cert.kalasag.com.ph https://cert.kalasag.com.ph/news/research/vulnerable-wordpress-plugin-lets-you-take-over-websites/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/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.