{"id":"CVE-2025-59838","state":"PUBLISHED","title":"Monkeytype Vulnerable to Self-XSS on loading saved custom text","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.","publishedAt":"2025-09-25T14:52:16.612Z","updatedAt":"2026-10-13T15:24:20.935Z","severity":{"score":2.4,"label":"Low","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["monkeytypegame monkeytype"],"affected":[{"vendor":"monkeytypegame","product":"monkeytype","versions":[{"version":"< 25.44.0","status":"affected"}]}],"references":["https://github.com/monkeytypegame/monkeytype/security/advisories/GHSA-j4xx-fww5-774w","https://github.com/monkeytypegame/monkeytype/commit/42f6a16c6255d66cbb2be279131454866d98f2c9","https://github.com/monkeytypegame/monkeytype/commit/f025b121cbe437e29de432b4aa72e0de22c755b7","https://github.com/monkeytypegame/monkeytype/releases/tag/v25.44.0"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:09:39.787Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/59xxx/CVE-2025-59838.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-59838","state":"PUBLISHED","datePublished":"2025-09-25T14:52:16.612Z","dateUpdated":"2026-10-13T15:24:20.935Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2025-09-22T14:34:03.471Z"},"containers":{"cna":{"title":"Monkeytype Vulnerable to Self-XSS on loading saved custom text","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"monkeytypegame","product":"monkeytype","versions":[{"version":"< 25.44.0","status":"affected"}]}],"references":[{"url":"https://github.com/monkeytypegame/monkeytype/security/advisories/GHSA-j4xx-fww5-774w","name":"https://github.com/monkeytypegame/monkeytype/security/advisories/GHSA-j4xx-fww5-774w","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/monkeytypegame/monkeytype/commit/42f6a16c6255d66cbb2be279131454866d98f2c9","name":"https://github.com/monkeytypegame/monkeytype/commit/42f6a16c6255d66cbb2be279131454866d98f2c9","tags":["x_refsource_MISC"]},{"url":"https://github.com/monkeytypegame/monkeytype/commit/f025b121cbe437e29de432b4aa72e0de22c755b7","name":"https://github.com/monkeytypegame/monkeytype/commit/f025b121cbe437e29de432b4aa72e0de22c755b7","tags":["x_refsource_MISC"]},{"url":"https://github.com/monkeytypegame/monkeytype/releases/tag/v25.44.0","name":"https://github.com/monkeytypegame/monkeytype/releases/tag/v25.44.0","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV4_0":{"attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"PASSIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"LOW","subAvailabilityImpact":"NONE","baseScore":2.4,"baseSeverity":"LOW","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-10-13T15:24:20.935Z"},"source":{"advisory":"GHSA-j4xx-fww5-774w","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/monkeytypegame/monkeytype/security/advisories/GHSA-j4xx-fww5-774w","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-09-25T15:44:28.793892Z","id":"CVE-2025-59838","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-09-25T15:48:20.837Z"}}]}}}