CVE-2021-41467

MEDIUM NUCLEI

JustWriting 1.0.0 and below - Cross-Site Scripting via Challenge Parameter

Title source: llm

Exploitation Summary

CVE-2021-41467 has a Nuclei detection template available — see the Nuclei card below for the Shodan/FOFA recon queries.

Description

Cross-site scripting (XSS) vulnerability in application/controllers/dropbox.php in JustWriting 1.0.0 and below allow remote attackers to inject arbitrary web script or HTML via the challenge parameter.

Nuclei Templates (1)

JustWriting - Cross-Site Scripting

MEDIUMby madrobot

References (2)

Core 2

Core References

Issue Tracking, Third Party Advisory x_refsource_misc

https://github.com/hjue/JustWriting/issues/106

Third Party Advisory x_refsource_misc

https://github.com/hjue/JustWriting/

View Writeup ZIP pw:eip

Scores

CVSS v3 6.1

EPSS 0.0355

EPSS Percentile 87.8%

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 (2)

hjue/justwriting 0Packagist

justwriting_project/justwriting 1.0.0

Published Oct 01, 2021

Tracked Since Feb 18, 2026