CVE-2021-24286

Redirect 404 to Parent < 1.3.1 - Reflected Cross-Site Scripting (XSS)

EPSS 13.9%CWE-79

Vexday Risk Score

43Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

CVSS —EPSS 13.9%KEV nãoPoC públicaNuclei simMetasploit —Patch —

Lifecycle

14 May 2021Published on NVD

29 Sep 2021Public PoC

Recommendation: Plan a near-term fix — a public PoC already exists.

The settings page of the Redirect 404 to parent WordPress plugin before 1.3.1 did not properly sanitise the tab parameter before outputting it back, leading to a reflected Cross-Site Scripting issue

Affected products

Moove Agency · Redirect 404 to parent

public PoCs found — 2

cve_referencepacketstormsecurity.com/files/164328/WordPress-Redirect-404-To-Parent-1.3.0-Cross-Site-Scripting.htmlunverified exploitdbwww.exploit-db.com/exploits/50350unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References

http://packetstormsecurity.com/files/164328/WordPress-Redirect-404-To-Parent-1.3.0-Cross-Site-Scripting.html https://wpscan.com/vulnerability/b9a535f3-cb0b-46fe-b345-da3462584e27