High severity8.6NVD Advisory· Published Oct 16, 2026· Updated Oct 16, 2026
CVE-2026-111663
CVE-2026-111663
Description
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 instance metadata endpoints, through POST /graphql and retrieve the full response via the returned ActiveStorage blob URL.
Affected products
1Patches
Vulnerability mechanics
References
4- github.com/chaskiq/chaskiq/blob/2.0.3/app/controllers/graphql_controller.rbnvd
- github.com/chaskiq/chaskiq/blob/2.0.3/app/graphql/mutations/create_url_upload.rbnvd
- hackmd.io/@hieuPenguinnn/chaskiq-unauthenticated-ssrf-oembed-url-uploadnvd
- www.vulncheck.com/advisories/chaskiq-through-2.0.3-ssrf-via-createurlupload-graphql-mutationnvd
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