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Fencer Intel
medium 5.4

CVE-2021-24605 json

Custom Post View Generator <= 0.4.6 - Reflected Cross-Site Scripting

published 5y ago modified 4mo ago also EUVD-2021-11517

cvss
5.4
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits
0
none known

Summary

The create_post_page AJAX action of the Custom Post View Generator WordPress plugin through 0.4.6 (available to authenticated user) does not sanitise or escape user input before outputting it back in the response, leading to a Reflected Cross-Site issue

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Exploit prediction

0.62% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/e0be384c-3e63-49f6-b2ab-3024dcd88686 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N

Affected products

  • Unknown Custom Post View Generator

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation
Technology feeds

References

Sources

Fencer Intel 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.