{"id":"CVE-2022-25849","aliases":[],"url":"https://o3.security/vulnerability/CVE-2022-25849","summary":"HyperDown vulnerable to Cross-site Scripting","details":"HyperDown is a markdown parser written for the Chinese website SegmentFault. Improper validation of the href attribute allows for Cross-site Scripting. At publication there are no patched versions, and no known workarounds.","published":"2022-10-26T12:00:29Z","modified":"2023-11-08T04:08:49.074270Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":{"score":0.00496,"percentile":0.41091,"asOf":"2026-09-14"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Packagist","name":"joyqi/hyper-down","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-25849"},{"type":"PACKAGE","url":"https://github.com/SegmentFault/HyperDown"},{"type":"WEB","url":"https://security.snyk.io/vuln/SNYK-PHP-JOYQIHYPERDOWN-2953544"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2023-11-08T04:08:49.074270Z"}}