What is CVE-2026-18647?

CVE-2026-18647 is a high-severity vulnerability in Jina-ai Reader, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.3/10. Published 2026-08-03.

How severe is CVE-2026-18647?

High severity. CVSS v3 base score is 7.3 out of 10.

SSRF in Jina-ai Reader

CVE-2026-18647

A security vulnerability has been detected in jina-ai reader up to 1574bfd380d249c86c82db4dace0d9c8fe17e2b1. This issue affects the function isValidTLD of the file /backend/functions/src/cloud-functions/crawler.ts of the component Crawler/…

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Jina-ai Reader — versions 1574bfd380d249c86c82db4dace0d9c8fe17e2b1

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

cna@vuldb.com (issue-tracking, exploit)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)

Frequently asked questions

What is CVE-2026-18647?: CVE-2026-18647 is a high-severity vulnerability in Jina-ai Reader, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.3/10. Published 2026-08-03.
How severe is CVE-2026-18647?: High severity. CVSS v3 base score is 7.3 out of 10.