SSRF in Marqo-Ai Marqo
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)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.004 (32.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.6% 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: 0.004 · change: +0.001
Affected products
Weakness classification (CWE)
References
- github.com/marqo-ai/marqo (product)
- github.com/marqo-ai/marqo/blob/2.26.0/components/inference_orchestrator/src/inf… (technical-description)
- github.com/marqo-ai/marqo/issues/1452 (issue-tracking)
- www.vulncheck.com/advisories/marqo-2.26.0-server-side-request-forgery-via-media… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-85662?
- CVE-2026-85662 is a medium-severity vulnerability in Marqo-Ai Marqo, 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.