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CVE-2026-111702— ChatOllama through commit 96c3ce5 IDOR Exposes Private Knowledge Bases

Quick assessment

Affected
sugarforever chat-ollama
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

截至提交 96c3ce5，ChatOllama 存在不安全直接对象引用漏洞，允许远程攻击者通过提供连续 ID 来访问其他用户的私有知识库。攻击者可通过 GET /api/knowledgebases/{id} 接口或 POST /api/models/chat 接口中的 knowledgebaseId 参数枚举 ID，从而读取元数据及检索到的文档内容。

CVSS 7.5 · High EPSS 0.43% · P37

Affected Version Matrix 1

VendorProduct Version RangeStatus
sugarforever chat-ollama ≤ 96c3ce50c3ba4ec3b19f126f50c035f84183f9fc affected
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I. Basic Information for CVE-2026-111702

Vulnerability Information
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Vulnerability Title
ChatOllama through commit 96c3ce5 IDOR Exposes Private Knowledge Bases
Source: CVE Program / CVE List V5
Vulnerability Description
ChatOllama through commit 96c3ce5 contains an insecure direct object reference vulnerability that allows remote attackers to access other users' private knowledge bases by supplying sequential ids. Attackers can enumerate ids via GET /api/knowledgebases/{id} or the knowledgebaseId parameter of POST /api/models/chat to read metadata and retrieved document content.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
sugarforever chat-ollama 0 ~ 96c3ce50c3ba4ec3b19f126f50c035f84183f9fc -

II. Public POCs for CVE-2026-111702

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-111702

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Patches & Fixes for CVE-2026-111702 (1)

Vendor Advisories for CVE-2026-111702 (1)

Security Blog Posts for CVE-2026-111702 (1)

IV. Related Vulnerabilities

Same weakness: CWE-639