CVE-2026-18647: jina-ai reader Crawler/Puppeteer crawler.ts isValidTLD server-side request forgery
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/Puppeteer. The manipulation leads to server-side request forgery. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. This product follows a rolling release approach for continuous delivery, so version details for affected or updated releases are not provided. The vendor was contacted early about this disclosure but did not respond in any way.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-18647?
The severity of CVE-2026-18647 is rated high with a score of 7.3.
What type of vulnerability is identified in CVE-2026-18647?
CVE-2026-18647 is a server-side request forgery (SSRF) vulnerability.
How do I fix CVE-2026-18647?
To fix CVE-2026-18647, ensure that you update the jina-ai reader to a version that addresses this vulnerability.
Which component is affected by CVE-2026-18647?
CVE-2026-18647 affects the Crawler/Puppeteer component in the jina-ai reader.
What functionality is compromised in CVE-2026-18647?
The vulnerability affects the isValidTLD function in the crawler.ts file.