What’s Vulnerable › Vulnerabilities

CVE-2026-85699: jina-ai reader server-side request forgery via redirect validation bypass

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-04 · updated 2026-09-24
• Weakness: CWE-918

Description

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.

References

• https://github.com/jina-ai/reader
• https://github.com/jina-ai/reader/blob/1574bfd380d249c86c82db4dace0d9c8fe17e2b1/src/services/curl.ts
• https://github.com/jina-ai/reader/blob/1574bfd380d249c86c82db4dace0d9c8fe17e2b1/src/services/puppeteer.ts
• https://github.com/jina-ai/reader/issues/1252
• https://www.vulncheck.com/advisories/jina-ai-reader-server-side-request-forgery-via-redirect-validation-bypass
• https://github.com/jina-ai/reader/issues/1252

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