{"id":"CVE-2026-111663","title":"Chaskiq through 2.0.3 SSRF via createUrlUpload GraphQL Mutation","summary":"Chaskiq through 2.0.3 contains a server-side request forgery vulnerability that allows unauthenticated attackers to fetch arbitrary URLs via the createUrlUpload GraphQL mutation. Attackers can submit internal URLs, including cloud instan…","severity":"high","cvss":8.6,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","cvssSource":"cna","cwe":["CWE-918"],"vendor":"chaskiq","product":"chaskiq","affected":["chaskiq <= 2.0.3"],"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-23T15:56:09.927767Z"},"exploitAvailable":true,"published":"2026-10-16","updated":"2026-10-23","sourceUpdated":"2026-10-23T15:56:17.575Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-111663","references":[{"url":"https://hackmd.io/@hieuPenguinnn/chaskiq-unauthenticated-ssrf-oembed-url-upload"},{"url":"https://github.com/chaskiq/chaskiq/blob/2.0.3/app/graphql/mutations/create_url_upload.rb#L29-L66"},{"url":"https://github.com/chaskiq/chaskiq/blob/2.0.3/app/controllers/graphql_controller.rb#L3-L33"},{"url":"https://www.vulncheck.com/advisories/chaskiq-through-2.0.3-ssrf-via-createurlupload-graphql-mutation","label":"VulnCheck Advisory: Chaskiq through 2.0.3 SSRF via createUrlUpload GraphQL Mutation"}],"tags":["cve.org","exploit-available"],"epss":0.00374,"epssPercentile":0.31219,"ingestedAt":"2026-10-16T18:43:08.671Z","slug":"CVE-2026-111663","body":"## Overview\n\nChaskiq through 2.0.3 contains a server-side request forgery vulnerability that allows unauthenticated attackers to fetch arbitrary URLs via the createUrlUpload GraphQL mutation. Attackers can submit internal URLs, including cloud instance metadata endpoints, through POST /graphql and retrieve the full response via the returned ActiveStorage blob URL.\n\n## Affected\n\n- `chaskiq <= 2.0.3`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":59,"depthScoreParts":{"impact":47.3,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":228313,"id":"CVE-2026-111663","ts":1792773119117,"field":"exploit_available","old":"false","new":"true"}]}