GHSA-938p-qgmw-f5v3MediumCVSS 5.8
Chaskiq through 2.0.3 contains a server-side request forgery vulnerability that allows...
🔗 CVE IDs covered (1)
📋 Description
Chaskiq through 2.0.3 contains a server-side request forgery vulnerability that allows unauthenticated attackers to make the server fetch arbitrary URLs via the url parameter of the /oembed endpoint. Attackers can target loopback, private, or cloud-metadata addresses through FetchLinkCardService, which follows redirects and skips TLS verification, to read internal page titles and descriptions.
🔗 References (6)
- https://nvd.nist.gov/vuln/detail/CVE-2026-111662
- https://github.com/chaskiq/chaskiq/blob/2.0.3/app/controllers/oembed_controller.rb#L8-L11
- https://github.com/chaskiq/chaskiq/blob/2.0.3/app/services/fetch_link_card_service.rb#L11-L40
- https://hackmd.io/@hieuPenguinnn/chaskiq-unauthenticated-ssrf-oembed-url-upload
- https://www.vulncheck.com/advisories/chaskiq-through-2.0.3-unauthenticated-ssrf-via-oembed-endpoint
- https://github.com/advisories/GHSA-938p-qgmw-f5v3