CVE-2021-24356

high-risk
Published 2021-06-14

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.

Do I need to act?

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44.3% chance of exploitation in next 30 days
EPSS score — higher than 56% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (1)

Simple 301 Redirects

Affected Vendors

Wpdeveloper

References (4)

Exploit https://wpscan.com/vulnerability/be356530-5e00-4f27-8177-b80f3c1ae6e8
Exploit https://www.wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-...
Exploit https://wpscan.com/vulnerability/be356530-5e00-4f27-8177-b80f3c1ae6e8
Exploit https://www.wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-...
52
/ 100
high-risk
Severity 30/34 · Critical
Exploitability 17/34 · Moderate
Exposure 5/34 · Minimal