VulnSocial

CVE-2025-63389PoC(ollama / ollama)

LOWCVSS 9.8 · CRITICAL

Exploit discussion active in current signal (1 latest mentions)

Immediate actions

  • Hunt for exploitation attempts and persistence artifacts
  • Increase monitoring for publicly documented tradecraft
  • Track advisory updates for patch or workaround availability

Recommended action window: High priority (within 72h)

NVD description

A critical authentication bypass vulnerability exists in Ollama platform's API endpoints in versions prior to and including v0.12.3. The platform exposes multiple API endpoints without requiring authentication, enabling remote attackers to perform unauthorized model management operations.

ollama CVEsBack to dashboard
1.5/ 10 priority

Sources & remediation

Vendor / third-party advisories
Other references
Weakness type (CWE)
CWE-306

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • ollama

Threat summary

  • Public PoC is present in monitored signal
  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • PoC mentioned or linked in 1 signal
  • Technical details provided in 1 signal
  • General: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-05-03); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Vendors
ollama
Products
ollama

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-05-03: 1Mentions · 2026-06-04: 1PoC Mentioned / Linked · 2026-05-03: 1Technical Details · 2026-05-03: 105-0306-04
Signal classification2 categories
PoC
150.0%
General
150.0%
Referenced assets2 URLs
Classification over time
DateTotalLabels
2026-05-031
PoC1
2026-06-041
General1
Full discourse2 posts
  • Clandestine@akaclandestine
    General

    GitHub - nuclide-research/VisorGoose: Gov-TLD Ollama discovery via CT logs, Shodan, and DNS; detects CVE-2025-63389, cloud proxy takeovers, and RAG/distilled models across 25 government TLD patterns. · GitHub https://github.com/nuclide-research/VisorGoose

    Post summary

    A GitHub repository is cited as detecting CVE‑2025‑63389 and related cloud proxy takeovers, but it provides no PoC, exploitation details, patching guidance, or technical description of the vulnerability.

    0301281.3K
    62.6K followersView on X
  • NuClide@n15647931
    PoC

    @DukeU server running Ollama with two agent-configured variants of Qwen 3.6-27B, both with system prompts instructing file-inspection behavior and native function-calling enabled. Raw Ollama port publicly accessible. Model injection via CVE-2025-63389 would silently redirect agent behavior on next workflow invocation. https://github.com/Nicholas-Kloster/AI-LLM-Infrastructure-OSINT

    Post summary

    The post warns of a model injection vulnerability (CVE‑2025‑63389) that could silently redirect LLM agent behavior and links to a GitHub repository likely containing a PoC, but provides no evidence of active exploitation or patches.

    00000896
    48 followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appollamaollama---

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