CVE-2026-86539Disclosure

LOWCVSS 6.9 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch affected systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD 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.

0.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-918

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Threat summary

  • Patch or workaround signal is available
  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 2 signals
  • Disclosure: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-09-08); latest day: 1
  • 2 total mentions across 2 days

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-09-08: 1Mentions · 2026-09-11: 1Patch / Workaround · 2026-09-11: 1Technical Details · 2026-09-08: 1Technical Details · 2026-09-11: 109-0809-11
Signal classification2 categories
Disclosure
150.0%
Patch
150.0%
Referenced assets1 URL
By indicator
Classification over time
DateTotalLabels
2026-09-081
Disclosure1
2026-09-111
Patch1
Full discourse2 posts
  • CVE@CVEnew
    Disclosure

    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-sup… https://www.cve.org/CVERecord?id=CVE-2026-86539

    Post summary

    The statement discloses a server‑side request forgery vulnerability in the /api/embedding‑models/test endpoint of version 0.33.0, without providing PoC, exploit, or patch details.

    000301.8K
    58.1K followersView on X
  • DFIR Lab@DFIR_Lab
    Patch

    🚨 HIGH: CVE-2026-86539 (CVSS 7.2) - SSRF vulnerability in knowns ≤0.33.0 at POST /api/embedding-models/test. Attackers can enumerate internal hosts & cloud metadata endpoints via error messages. Patch immediately. #CVE #Vulnerability #PatchNow #ThreatIntel https://t.co/xscVc6KZ3m

    Post summary

    The tweet discloses a high‑severity SSRF vulnerability (CVE‑2026‑86539) and urges users to apply the patch immediately to prevent internal host enumeration.

    0000043
    130 followersView on X

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