High severity7.2NVD Advisory· Published Sep 7, 2026
CVE-2026-86539
CVE-2026-86539
Description
knowns through 0.33.0 contains a server-side request forgery vulnerability in the POST /api/embedding-models/test endpoint that issues outbound requests to caller-supplied destinations without validation. Attackers can enumerate internal hosts and cloud metadata endpoints by observing transport error messages that reveal network reachability information.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: <=0.33.0
Patches
Vulnerability mechanics
References
4- github.com/knowns-dev/knowns/blob/v0.33.0/internal/server/routes/embedding_models.gonvd
- github.com/knowns-dev/knowns/blob/v0.33.0/internal/server/routes/imports.gonvd
- github.com/knowns-dev/knowns/security/advisories/GHSA-qx9v-m9gg-p5jgnvd
- www.vulncheck.com/advisories/knowns-through-0.33.0-server-side-request-forgery-via-embedding-models-endpointnvd
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