{"id":"CVE-2026-91072","title":"The EWWW Image Optimizer WordPress plugin before 8.8.0 does not confine a WebP-derivative file migration routine to the current site's own uploads directory, letting an attacker with Administrator-level access rename or delete existing W…","summary":"The EWWW Image Optimizer WordPress plugin before 8.8.0 does not confine a WebP-derivative file migration routine to the current site's own uploads directory, letting an attacker with Administrator-level access rename or delete existing W…","severity":"medium","cvss":4.4,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:L","cwe":["CWE-73"],"product":"EWWW Image Optimizer","affected":["ewww_image_optimizer < 8.8.0"],"published":"2026-09-30","updated":"2026-09-30","sourceUpdated":"2026-09-30T16:28:31.510","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-91072","references":[{"url":"https://wpscan.com/vulnerability/c77770c5-d1af-47f6-9aee-a50d4a919732/","label":"contact@wpscan.com"}],"tags":["nvd","cve.org"],"epss":0.00168,"epssPercentile":0.05959,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-30T13:23:17.692335Z"},"ingestedAt":"2026-09-30T06:58:55.556Z","slug":"CVE-2026-91072","body":"## Overview\n\nThe EWWW Image Optimizer WordPress plugin before 8.8.0 does not confine a WebP-derivative file migration routine to the current site's own uploads directory, letting an attacker with Administrator-level access rename or delete existing WebP-derivative image files outside that scope, including, on a multisite network, files belonging to a different site they have no access to.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":24.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":213689,"id":"CVE-2026-91072","ts":1790777212697,"field":"cvss","old":null,"new":"4.4"},{"seq":213688,"id":"CVE-2026-91072","ts":1790777212697,"field":"severity","old":"none","new":"medium"}]}