CVE-2026-86539
CVSS v3
7.2
HIGH
EPSS Score
0.4 %
exploit probability, as of 2026-09-28
CISA KEV
No
known exploited
Exploitation
—
SSVC status
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.
Technical details
- Published
- 2026-09-07
- Last Modified
- 2026-09-09
Frequently asked questions
What is CVE-2026-86539?
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.
Is CVE-2026-86539 actively exploited?
Active exploitation of CVE-2026-86539 has not been confirmed. Its EPSS score was 0.4% on 2026-09-28, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2026-86539?
CVE-2026-86539 has a CVSS v3 base score of 7.2 (HIGH severity).
Is CVE-2026-86539 affecting your environment?
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