CVE-2021-24286 — Redirect 404 to Parent < 1.3.1 - Reflected Cross-Site Scripting (XSS)

Description

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

Vendor	Product	Affected	Fixed
Moove Agency	Redirect 404 to parent	1.3.1 – < 1.3.1	1.3.1

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

Exploit-DB 1

WordPress Plugin Redirect 404 to Parent 1.3.0 - Reflected Cross-Site Scripting EDB-50350 · webapps · Sep 29, 2021

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Automated scanner template

A ready-made Nuclei template detects this vulnerability automatically. Vulnerabilities with public scanner templates are typically probed across the internet soon after the template appears — exposed systems should be patched first.

WordPress Plugin Redirect 404 to Parent 1.3.0 - Cross-Site Scripting http/cves/2021/CVE-2021-24286.yaml

Source: projectdiscovery/nuclei-templates (MIT) — updated daily. Only links are listed.