SSRF in Jina-Ai Reader
CVE-2026-85699
jina-ai reader contains a server-side request forgery vulnerability where URL validation is performed only on the initial request but not re-applied to subsequent redirect hops. Attackers can craft a public URL that redirects to internal network addresses or cloud metadata endpoints, allowing the server to fetch and return the target's response body to the attacker.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.005 (40.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 40.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.005 · change: +0.002
Affected products
Weakness classification (CWE)
References
- github.com/jina-ai/reader (product)
- github.com/jina-ai/reader/blob/1574bfd380d249c86c82db4dace0d9c8fe17e2b1/src/ser… (technical-description)
- github.com/jina-ai/reader/blob/1574bfd380d249c86c82db4dace0d9c8fe17e2b1/src/ser… (technical-description)
- github.com/jina-ai/reader/issues/1252 (issue-tracking)
- www.vulncheck.com/advisories/jina-ai-reader-server-side-request-forgery-via-red… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-85699?
- CVE-2026-85699 is a high-severity vulnerability in Jina-Ai Reader, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.5/10. Published 2026-09-04.
- How severe is CVE-2026-85699?
- High severity. CVSS v3 base score is 7.5 out of 10.