{"id":"CVE-2024-9663","aliases":["EUVD-2025-15208","GHSA-c73f-vp33-fj4h"],"status":"published","title":"CYAN Backup \u003c 2.5.3 - Admin+ Stored XSS via Remote Storage Settings","description":"The CYAN Backup WordPress plugin before 2.5.3 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00318,"percentile":0.25115,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2025-05-15T20:07:22Z","modified":"2026-06-17T08:25:00Z","products":[{"vendor":"gregross","product":"cyan backup"},{"vendor":"toolstack","product":"cyan_backup"},{"vendor":"unknown","product":"cyan backup"}],"references":[{"url":"https://wpscan.com/vulnerability/0dbd0927-f245-4202-b96b-e55f36a8bb30/","tags":["exploit","vdb-entry","technical-description","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-9663"},{"url":"https://wpscan.com/vulnerability/0dbd0927-f245-4202-b96b-e55f36a8bb30"},{"url":"https://github.com/advisories/GHSA-c73f-vp33-fj4h"}],"sources":{"cve":[{"id":"CVE-2024-9663","title":"CYAN Backup \u003c 2.5.3 - Admin+ Stored XSS via Remote Storage Settings","description":"The CYAN Backup WordPress plugin before 2.5.3 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).","status":"published","published":"2025-05-15T20:07:22.429Z","modified":"2025-05-16T20:33:52.98Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"updated_at":"2026-11-02T14:34:06.147811Z"}],"euvd":[{"id":"EUVD-2025-15208","description":"The CYAN Backup WordPress plugin before 2.5.3 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).","status":"published","published":"2025-05-15T20:07:22Z","modified":"2025-05-16T20:33:52Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:32:45.127966Z"}],"ghsa":[{"id":"GHSA-c73f-vp33-fj4h","title":"The CYAN Backup WordPress plugin before 2.5.3 does not sanitise and escape some of its settings,...","description":"The CYAN Backup WordPress plugin before 2.5.3 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).","status":"published","published":"2025-05-15T21:31:34Z","modified":"2025-06-12T18:31:12Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:02:42.831943Z"}],"nvd":[{"id":"CVE-2024-9663","description":"The CYAN Backup WordPress plugin before 2.5.3 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).","status":"published","published":"2025-05-15T20:16:01.007Z","modified":"2026-06-17T08:25:00.703Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:10:47.073504Z"}]}}