{"id":"CVE-2026-110225","revision":"8284ee5ff776474fa9fe54efe8b3aecb","records":[{"revision":"8284ee5ff776474fa9fe54efe8b3aecb","observedAt":"2026-10-26T19:35:30.701+00:00","statement":{"source":"cve-program","id":"CVE-2026-110225","aliases":[],"title":"Shaarli through 0.16.9 SSRF via Thumbnail Retrieval update-thumbnail Route","description":"Shaarli through 0.16.9 contains a server-side request forgery vulnerability that allows authenticated users to make the server request internal addresses by fetching bookmark thumbnails without private-address checks. Attackers can create bookmarks pointing to loopback, private, or cloud metadata addresses and trigger ThumbnailsController::ajaxUpdate or saving to send blind GET requests, with open_shaarli exposing this to any visitor.","state":0,"publishedAt":"2026-10-13T18:50:10.481+00:00","modifiedAt":"2026-10-26T18:27:10.583+00:00","affected":[{"ecosystem":"Vendor product","name":"Shaarli","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"shaarli\",\n                    \"product\": \"Shaarli\",\n                    \"packageURL\": \"pkg:github/shaarli/Shaarli\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"0.16.9\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"repo\": \"https://github.com/shaarli/Shaarli\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","score":5.1,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N","score":2.7,"severity":"LOW"}],"references":["https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/shaarli-open-mode-thumbnail-fetch-ssrf","https://github.com/shaarli/Shaarli/blob/bfeadb4e5856702c05279bb2a5c405f2ed802015/application/front/controller/admin/ThumbnailsController.php#L46-L64","https://github.com/shaarli/Shaarli/blob/bfeadb4e5856702c05279bb2a5c405f2ed802015/application/Thumbnailer.php#L82-L98","https://github.com/shaarli/Shaarli","https://www.vulncheck.com/advisories/shaarli-through-0.16.9-ssrf-via-thumbnail-retrieval-update-thumbnail-route"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-110225","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-110225","identifiers":["CVE-2026-110225"]},"retained":false,"historicalAffected":[]}],"coverage":[]}