{"id":"CVE-2025-54940","aliases":["EUVD-2025-23979","GHSA-ww7q-fq8q-pm4x"],"status":"published","title":"An HTML injection vulnerability exists in WordPress plugin \"Advanced Custom Fields\" prior to 6.4...","description":"An HTML injection vulnerability exists in WordPress plugin \"Advanced Custom Fields\" prior to 6.4.3. If this vulnerability is exploited, crafted HTML code may be rendered and page display may be tampered.","severity":{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00238,"percentile":0.14982,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-94"],"published":"2025-08-08T04:34:02Z","modified":"2026-06-17T09:40:57Z","products":[{"vendor":"tassos.gr","product":"advanced custom fields"},{"vendor":"wpengine, inc.","product":"advanced custom fields"}],"references":[{"url":"https://www.advancedcustomfields.com/blog/acf-6-4-3-security-release/"},{"url":"https://jvn.jp/en/jp/JVN21048820/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-54940"},{"url":"https://jvn.jp/en/jp/JVN21048820"},{"url":"https://www.advancedcustomfields.com/blog/acf-6-4-3-security-release"},{"url":"https://github.com/advisories/GHSA-ww7q-fq8q-pm4x"}],"sources":{"cve":[{"id":"CVE-2025-54940","description":"An HTML injection vulnerability exists in WordPress plugin \"Advanced Custom Fields\" prior to 6.4.3. If this vulnerability is exploited, crafted HTML code may be rendered and page display may be tampered.","status":"published","published":"2025-08-08T04:34:02.38Z","modified":"2025-08-08T16:11:14.551Z","cvss":[{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N","level":"medium","assessor":"cna"},{"version":"3.0","score":3.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:L/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:32:27.28543Z"}],"euvd":[{"id":"EUVD-2025-23979","description":"An HTML injection vulnerability exists in WordPress plugin \"Advanced Custom Fields\" prior to 6.4.3. If this vulnerability is exploited, crafted HTML code may be rendered and page display may be tampered.","status":"published","published":"2025-08-08T04:34:02Z","modified":"2025-08-08T16:11:14Z","cvss":[{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N","level":"medium"}],"updated_at":"2026-11-02T20:31:59.900029Z"}],"ghsa":[{"id":"GHSA-ww7q-fq8q-pm4x","title":"An HTML injection vulnerability exists in WordPress plugin \"Advanced Custom Fields\" prior to 6.4...","description":"An HTML injection vulnerability exists in WordPress plugin \"Advanced Custom Fields\" prior to 6.4.3. If this vulnerability is exploited, crafted HTML code may be rendered and page display may be tampered.","status":"published","published":"2025-08-08T06:30:25Z","modified":"2025-08-08T06:30:31Z","cvss":[{"version":"3.0","score":3.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:L/A:N","level":"low"},{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T15:03:12.931908Z"}],"nvd":[{"id":"CVE-2025-54940","description":"An HTML injection vulnerability exists in WordPress plugin \"Advanced Custom Fields\" prior to 6.4.3. If this vulnerability is exploited, crafted HTML code may be rendered and page display may be tampered.","status":"published","published":"2025-08-08T05:15:32.317Z","modified":"2026-06-17T09:40:57.6Z","cvss":[{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.0","score":3.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:L/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:11:22.319351Z"}]}}