{"id":"CVE-2026-119549","aliases":[],"cve":{"records":[{"id":"CVE-2026-119549","source":"VulnCheck","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-10-30T10:53:25.542Z","published":"2026-10-30T11:31:01.382Z","modified":"2026-10-30T16:11:21.944Z"}],"publishers":[{"name":"VulnCheck","role":"CNA","organizationId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","modified":"2026-10-30T11:31:01.382Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-10-30T16:11:21.944Z"}],"references":[{"url":"https://github.com/jellyfin/jellyfin/blob/v12.4/src/Jellyfin.Drawing.Skia/SvgSecurityValidator.cs#L169-L173","tags":["technical-description"],"source":"VulnCheck"},{"url":"https://github.com/jellyfin/jellyfin/blob/v12.4/Jellyfin.Api/Controllers/ImageController.cs#L96","tags":["technical-description"],"source":"VulnCheck"},{"url":"https://github.com/jellyfin/jellyfin/security/advisories/GHSA-cf3c-8m59-2vhx","tags":["related","vendor-advisory"],"source":"VulnCheck"},{"url":"https://abraxaslabs.tech/research/jellyfin-svg-gzip","tags":["third-party-advisory"],"source":"VulnCheck"},{"url":"https://github.com/jellyfin/jellyfin","tags":["product"],"source":"VulnCheck"},{"url":"https://www.vulncheck.com/advisories/jellyfin-through-12.4-ssrf-via-gzip-compressed-data-uri-in-svg-profile-images","tags":["third-party-advisory"],"source":"VulnCheck"}],"weaknesses":[{"id":"CWE-918","description":"Server-Side Request Forgery (SSRF)","source":"VulnCheck"}],"applicability":[{"source":"VulnCheck","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:jellyfin:jellyfin:*:*:*:*:*:*:*:*","versionEndIncluding":"12.4"}]}]}]}],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-10-30T16:11:09.213684Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"partial"}]}]},"title":"Jellyfin through 12.4 SSRF via Gzip-Compressed Data URI in SVG Profile Images","titleSource":"VulnCheck","descriptionSource":"VulnCheck","description":"Jellyfin through 12.4 contains a server-side request forgery vulnerability that lets authenticated users bypass SvgSecurityValidator by embedding gzip-compressed SVG in non-SVG image data URIs. Attackers can upload such profile images via POST /UserImage, then trigger unauthenticated rendering via GET /UserImage to fetch internal URLs, read local image files, or exhaust memory.","score":7.1,"severity":"high","published":"2026-10-30T11:31:01.382Z","modified":"2026-10-30T16:11:21.944Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"jellyfin","name":"jellyfin","platforms":[],"versions":[{"version":"0","status":"affected","lessThanOrEqual":"12.4","versionType":"custom"}],"defaultStatus":"unaffected","packageURL":"pkg:github/jellyfin/jellyfin","cpes":[],"source":"VulnCheck","url":"https://www.cve.org/CVERecord?id=CVE-2026-119549"}],"remediation":[],"references":["https://github.com/jellyfin/jellyfin/blob/v12.4/src/Jellyfin.Drawing.Skia/SvgSecurityValidator.cs#L169-L173","https://github.com/jellyfin/jellyfin/blob/v12.4/Jellyfin.Api/Controllers/ImageController.cs#L96","https://github.com/jellyfin/jellyfin/security/advisories/GHSA-cf3c-8m59-2vhx","https://abraxaslabs.tech/research/jellyfin-svg-gzip","https://github.com/jellyfin/jellyfin","https://www.vulncheck.com/advisories/jellyfin-through-12.4-ssrf-via-gzip-compressed-data-uri-in-svg-profile-images"],"sources":[{"name":"CVE","id":"CVE-2026-119549","modified":"2026-10-30T16:11:21.944Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-119549"}],"assessments":[{"source":"VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","score":7.1},{"source":"VulnCheck","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H","score":7.1}],"sourceAffected":[],"observedAt":"2026-10-30T17:29:45.395Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T14:20:31.980Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[],"aiSummary":{"text":"Jellyfin through version 12.4 has a server-side request forgery vulnerability. Authenticated users can upload malicious profile images, which can then be used to fetch internal URLs or read local files.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T11:46:11.663Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-119549"}]}}