CVE-2026-85662

CVE-2026-85662

Marqo 2.26.0 contains a server-side request forgery vulnerability in the add_documents endpoint that allows unauthenticated attackers to trigger requests to arbitrary URLs by supplying malicious media field values. Attackers can exploit download_image_from_url and fetch_content_sample functions which lack destination filtering and host validation to access internal services and cloud metadata endpoints.

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-85662?
CVE-2026-85662 is a medium-severity vulnerability, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.3/10. Published 2026-09-04.
How severe is CVE-2026-85662?
Medium severity. CVSS v3 base score is 5.3 out of 10.