{"id":"CVE-2025-59838","title":"Monkeytype is a minimalistic and customizable typing test","summary":"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.","severity":"medium","cvss":5.4,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","cwe":["CWE-79"],"vendor":"monkeytype","product":"monkeytype","affected":["monkeytype < 25.44.0"],"patched":["monkeytype 25.44.0"],"published":"2025-09-25","updated":"2026-10-14","sourceUpdated":"2026-10-14T20:15:18.630","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-59838","references":[{"url":"https://github.com/monkeytypegame/monkeytype/commit/42f6a16c6255d66cbb2be279131454866d98f2c9","label":"security-advisories@github.com"},{"url":"https://github.com/monkeytypegame/monkeytype/commit/f025b121cbe437e29de432b4aa72e0de22c755b7","label":"security-advisories@github.com"},{"url":"https://github.com/monkeytypegame/monkeytype/releases/tag/v25.44.0","label":"security-advisories@github.com"},{"url":"https://github.com/monkeytypegame/monkeytype/security/advisories/GHSA-j4xx-fww5-774w","label":"security-advisories@github.com"},{"url":"https://github.com/monkeytypegame/monkeytype/security/advisories/GHSA-j4xx-fww5-774w","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available","score-dispute"],"epss":0.00252,"epssPercentile":0.16584,"ingestedAt":"2026-10-12T14:50:33.994Z","exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2025-09-25T15:44:28.793892Z"},"scores":{"nvd":5.4,"cna":2.4},"slug":"CVE-2025-59838","body":"## Overview\n\nMonkeytype 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.\n\n## Affected\n\n- `monkeytype < 25.44.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `monkeytype 25.44.0`","depth":"twilight","depthScore":42,"depthScoreParts":{"impact":29.7,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":220939,"id":"CVE-2025-59838","ts":1792026929539,"field":"exploit_available","old":"false","new":"true"}]}