CVE-2021-24354

September 20, 2021

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.

Summary:

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.

Reference Links(if available):

  • https://wpscan.com/vulnerability/8638b36c-6641-491f-b9df-5db3645e4668
  • https://www.wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-301-redirects-by-betterlinks-plugin/

  • CVSS Score (if available)

    v2: / MEDIUMAV:N/AC:L/Au:S/C:P/I:P/A:P

    v3: / HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

    Links to Exploits(if available)

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