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CVE-2021-24354

HIGH 8.8 CVSS 3.1
Published
June 14, 2021
Last modified
June 17, 2026
NVD status
Modified
Reported by
contact@wpscan.com
Weakness
CWE-862
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

A lack of capability checks and insufficient nonce check on the AJAX action in the Simple 301 Redirects by BetterLinks WordPress plugin before 2.0.4, made it possible for authenticated users to install arbitrary plugins on vulnerable sites.

Affected products and versions

  • Unknown Simple 301 Redirects by BetterLinks — From 2.0.0 (including) to 2.0.0* (excluding)
  • Unknown Simple 301 Redirects by BetterLinks — From 2.0.4 (including) to 2.0.4 (excluding)
  • wpdeveloper simple_301_redirects — From 2.0.0 (including) to 2.0.4 (excluding)

References

  • wpscan.com https://wpscan.com/vulnerability/8638b36c-6641-491f-b9df-5db3645e4668 Exploit, Third Party Advisory
  • www.wordfence.com https://www.wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-301-redirects-by-betterlinks-plugin/ Exploit, Third Party Advisory
  • nvd.nist.gov Official NVD record