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Fencer Intel
medium 4.8

CVE-2021-24600 json

WP Dialog <= 1.2.5.5 - Authenticated Stored Cross-Site Scripting

published 5y ago modified 4mo ago also EUVD-2021-11512

cvss
4.8
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 WP Dialog WordPress plugin through 1.2.5.5 does not sanitise and escape some of its settings before outputting them in pages, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

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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/413b3a2e-1c05-45ec-b00f-1c137a1ae33e referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/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 WP Dialog

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.