CVE-2025-59838

5.4 MEDIUM

Published: September 25, 2025 Modified: October 28, 2025

Description

Monkeytype is a minimalistic and customizable typing test. In versions 25.36.0 and prior, improper handling of user input when loading a saved custom text results in XSS. This issue has been fixed in version 25.44.0.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://github.com/monkeytypegame/monkeytype/commit/f025b121cbe437e29de432b4aa72e0de22c755b7

Source: security-advisories@github.com

Patch

https://github.com/monkeytypegame/monkeytype/releases/tag/v25.44.0

Source: security-advisories@github.com

https://github.com/monkeytypegame/monkeytype/security/advisories/GHSA-j4xx-fww5-774w

Source: security-advisories@github.com

Exploit Vendor Advisory

https://github.com/monkeytypegame/monkeytype/security/advisories/GHSA-j4xx-fww5-774w

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

Exploit Vendor Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score

5.4 / 10.0

EPSS (Exploit Probability)

0.0%

10th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-79

Affected Vendors

monkeytype

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