CVE-2021-24356: Simple 301 Redirects by BetterLinks - 2.0.0 – 2.0.3 - Arbitrary Plugin Activation
First published: Mon Jun 14 2021(Updated: )
In the Simple 301 Redirects by BetterLinks WordPress plugin before 2.0.4, a lack of capability checks and insufficient nonce check on the AJAX action, simple301redirects/admin/activate_plugin, made it possible for authenticated users to activate arbitrary plugins installed on vulnerable sites.
Credit: contact@wpscan.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Wpdeveloper Simple 301 Redirects | >=2.0.0<2.0.4 |
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Reference Links
Frequently Asked Questions
What is CVE-2021-24356?
CVE-2021-24356 is a vulnerability in the Simple 301 Redirects by BetterLinks WordPress plugin before version 2.0.4.
What is the severity of CVE-2021-24356?
The severity of CVE-2021-24356 is high (8.8).
What does CVE-2021-24356 allow?
CVE-2021-24356 allows authenticated users to activate arbitrary plugins on vulnerable sites.
How can I fix CVE-2021-24356?
To fix CVE-2021-24356, update the Simple 301 Redirects by BetterLinks plugin to version 2.0.4 or later.
Where can I find more information about CVE-2021-24356?
More information about CVE-2021-24356 can be found at the following references: [Wordfence link](https://www.wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-301-redirects-by-betterlinks-plugin/) and [WPScan link](https://wpscan.com/vulnerability/be356530-5e00-4f27-8177-b80f3c1ae6e8)
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