{"id":"CVE-2025-65858","details":"A Stored Cross-Site Scripting (XSS) vulnerability in Calibre-Web v0.6.25 allows attackers to inject malicious JavaScript into the 'username' field during user creation. The payload is stored unsanitized and later executed when the /ajax/listusers endpoint is accessed.","aliases":["GHSA-pc5g-j9j7-p4q3","PYSEC-2026-1234"],"modified":"2026-08-12T03:51:17.635614346Z","published":"2025-12-02T00:00:00Z","database_specific":{"cna_assigner":"mitre","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/65xxx/CVE-2025-65858.json"},"references":[{"type":"WEB","url":"https://github.com/KhanhDuy155/calibre-web-CVE-2025-65858/blob/main/CVE-2025-65858.md"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/65xxx/CVE-2025-65858.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-65858"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/janeczku/calibre-web","events":[{"introduced":"776eeccc678a23438f4f1970b4b20fe369ad0fa9"},{"last_affected":"776eeccc678a23438f4f1970b4b20fe369ad0fa9"}],"database_specific":{"cpe":"cpe:2.3:a:janeczku:calibre-web:0.6.25:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0.6.25"},{"last_affected":"0.6.25"}],"source":"CPE_STRING"}}],"versions":["0.6.25"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-65858.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N"}]}