{"id":"CVE-2026-91011","title":"The EWWW Image Optimizer WordPress plugin before 8.7.7 does not properly escape image attribute values when it rewrites page output, allowing authenticated users with author-level access and above to inject arbitrary JavaScript that is s…","summary":"The EWWW Image Optimizer WordPress plugin before 8.7.7 does not properly escape image attribute values when it rewrites page output, allowing authenticated users with author-level access and above to inject arbitrary JavaScript that is s…","severity":"medium","cvss":6.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","cwe":["CWE-79"],"product":"EWWW Image Optimizer","affected":["ewww_image_optimizer < 8.7.7"],"published":"2026-09-17","updated":"2026-09-18","sourceUpdated":"2026-09-18T19:08:32.830","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-91011","references":[{"url":"https://wpscan.com/vulnerability/334f14d5-f97b-4ec5-9b42-bb0803ae1668/","label":"contact@wpscan.com"}],"tags":["nvd","cve.org"],"epss":0.00235,"epssPercentile":0.14793,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-17T12:10:43.512611Z"},"ingestedAt":"2026-09-17T06:12:17.972Z","slug":"CVE-2026-91011","body":"## Overview\n\nThe EWWW Image Optimizer WordPress plugin before 8.7.7 does not properly escape image attribute values when it rewrites page output, allowing authenticated users with author-level access and above to inject arbitrary JavaScript that is stored in published content and executes in the browser of any user who later views the affected page.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":37,"depthScoreParts":{"impact":37.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":206073,"id":"CVE-2026-91011","ts":1789651153239,"field":"cvss","old":null,"new":"6.8"},{"seq":206072,"id":"CVE-2026-91011","ts":1789651153239,"field":"severity","old":"none","new":"medium"}]}