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Fencer Vulns
medium 5.4

CVE-2021-24729 json

Logo Showcase with Slick Slider < 1.2.4 - Author+ Stored Cross Site Scripting

published 2021-11-23 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-11641

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 50%
public exploits
0
none known

Summary

The Logo Showcase with Slick Slider WordPress plugin before 1.2.4 does not sanitise the Grid Settings, which could allow users with a role as low as Author to perform stored Cross-Site Scripting attacks via post metadata of Grid logo showcase.

Patch / fix

  • infornweb logo_showcase_with_slick_slider 1.2.4

Exploit prediction

0.62% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/5d70818e-730d-40c9-a2db-652052a5fd5c 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 Logo Showcase with Slick Slider – Logo Carousel, Logo Slider & Logo Grid

Classification

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