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CVE-2026-82638— jina-ai reader Server-Side Request Forgery via disabled private-address guard

Quick assessment

Affected
jina-ai reader
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.

Jina AI Reader是Jina AI公司开源的一款将网页内容转换为大语言模型友好格式的工具。 Jina AI Reader 45d1682db02f0c50b680ad350855da4e38ab2122至1574bfd380d249c86c82db4dace0d9c8fe17e2b1版本存在服务端请求伪造漏洞，该漏洞源于在Google Cloud部署之外禁用了私有地址防护，导致未经身份验证的攻击者能够提供映射到私有地址的公开可解析主机名，从而执行服务端请求伪造，检索云元数据和内部服务内容。

CVSS 7.5 · High EPSS 0.50% · P42

Possible ATT&CK Techniques 1 AI

T1071 · Application Layer Protocol

Affected Version Matrix 1

VendorProduct Version RangeStatus
jina-ai reader 45d1682db02f0c50b680ad350855da4e38ab2122≤ 1574bfd380d249c86c82db4dace0d9c8fe17e2b1 affected
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I. Basic Information for CVE-2026-82638

Vulnerability Information
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Vulnerability Title
jina-ai reader Server-Side Request Forgery via disabled private-address guard
Source: CVE Program / CVE List V5
Vulnerability Description
jina-ai reader disables its private-address guard outside Google Cloud deployments, allowing unauthenticated attackers to perform server-side request forgery. Attackers can supply publicly resolvable hostnames mapping to private addresses to retrieve cloud metadata and internal service 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
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
Jina AI Reader 服务端请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Jina AI Reader是Jina AI公司开源的一款将网页内容转换为大语言模型友好格式的工具。 Jina AI Reader 45d1682db02f0c50b680ad350855da4e38ab2122至1574bfd380d249c86c82db4dace0d9c8fe17e2b1版本存在服务端请求伪造漏洞，该漏洞源于在Google Cloud部署之外禁用了私有地址防护，导致未经身份验证的攻击者能够提供映射到私有地址的公开可解析主机名，从而执行服务端请求伪造，检索云元数据和内部服务内容。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
jina-ai reader 45d1682db02f0c50b680ad350855da4e38ab2122 ~ 1574bfd380d249c86c82db4dace0d9c8fe17e2b1 -

II. Public POCs for CVE-2026-82638

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-82638

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Patches & Fixes for CVE-2026-82638 (1)

Vendor Advisories for CVE-2026-82638 (2)

Proof of Concept for CVE-2026-82638 (1)

IV. Related Vulnerabilities

Same product: reader
Same vendor: jina-ai
Same weakness: CWE-918

V. Comments for CVE-2026-82638

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