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Fencer Intel
high 7.2

CVE-2021-24521 json

Side Menu Lite < 2.2.1 - Authenticated SQL Injection

published 5y ago modified 4mo ago also EUVD-2021-11433

cvss
7.2
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 75%
public exploits
0
none known

Summary

The Side Menu Lite – add sticky fixed buttons WordPress plugin before 2.2.1 does not properly sanitize input values from the browser when building an SQL statement. Users with the administrator role or permission to manage this plugin could perform an SQL Injection attack.

Patch / fix

  • wow-estore side_menu 2.2.1

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Exploit prediction

1.59% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/eb21ebc5-265c-4378-b2c6-62f6bc2f69cd referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/pang0lin/CVEproject/blob/main/wordpress_side-menu-lite_sqli.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected products

  • Unknown Side Menu Lite – add sticky fixed buttons

Classification

Weakness
  • CWE-89 Improper Neutralization of Special Elements used in an SQL Command
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.