CVE-2021-24657

MEDIUM NUCLEI

Limit Login Attempts < 4.0.50 - Unauthenticated Stored Cross-Site Scripting via IP Address in Reports Table

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2021-24657 has a Nuclei detection template available — see the Nuclei card below for the Shodan/FOFA recon queries.

Description

The Limit Login Attempts WordPress plugin before 4.0.50 does not escape the IP addresses (which can be controlled by attacker via headers such as X-Forwarded-For) of attempted logins before outputting them in the reports table, leading to an Unauthenticated Stored Cross-Site Scripting issue.

Nuclei Templates (1)

Limit Login Attempts WordPress - Stored Cross-site Scripting
MEDIUMVERIFIEDby theamanrawat

References (1)

Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://wpscan.com/vulnerability/c789ca04-d88c-4789-8be1-812888f0c8f8

Scores

CVSS v3 6.1
EPSS 0.0157
EPSS Percentile 72.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (1)
limit_login_attempts_project/limit_login_attempts < 4.0.50
Published Sep 20, 2021
Tracked Since Feb 18, 2026