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CVE-2026-42031— CKAN: Unauthenticated SQL Injection and Authorization Bypass in `datastore_search_sql`

Quick assessment

Affected
ckan ckan
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

CKAN是CKAN开源的一个开源 DMS（数据管理系统）。用于为数据中心和数据门户提供动力。 CKAN 2.10.10之前版本和2.11.5之前版本存在SQL注入漏洞，该漏洞源于datastore_search_sql存在漏洞，允许攻击者注入SQL以获取对私有资源和PostgreSQL系统信息的访问权限。

AI Predicted 9.8 Difficulty: Easy EPSS 2.19% · P82

Public Exploits 1

Nuclei · 1 CVE-2026-42031.yaml [template]

Affected Version Matrix 2

VendorProduct Version RangeStatus
ckan ckan >= 2.11.0, < 2.11.5 affected
< 2.10.10 affected
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I. Basic Information for CVE-2026-42031

Vulnerability Information
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Vulnerability Title
CKAN: Unauthenticated SQL Injection and Authorization Bypass in `datastore_search_sql`
Source: CVE Program / CVE List V5
Vulnerability Description
CKAN is an open-source DMS (data management system) for powering data hubs and data portals. Prior to 2.10.10 and 2.11.5, a vulnerability in datastore_search_sql allowed attackers to inject SQL in order to gain access to private resources and PostgreSQL system information This vulnerability is fixed in 2.10.10 and 2.11.5.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: CVE Program / CVE List V5
Vulnerability Title
CKAN SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CKAN是CKAN开源的一个开源 DMS（数据管理系统）。用于为数据中心和数据门户提供动力。 CKAN 2.10.10之前版本和2.11.5之前版本存在SQL注入漏洞，该漏洞源于datastore_search_sql存在漏洞，允许攻击者注入SQL以获取对私有资源和PostgreSQL系统信息的访问权限。
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
ckan ckan >= 2.11.0, < 2.11.5 -

II. Public POCs for CVE-2026-42031

# POC Description Source Link Shenlong Link
1 CKAN, an open-source data management system used for powering open data portals, contains an unauthenticated SQL injection vulnerability in the datastore_search_sql API endpoint. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-42031.yaml POC Details
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III. Intelligence Information for CVE-2026-42031

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Vendor Advisories for CVE-2026-42031 (1)

Same Patch Batch · ckan · 2026-05-13 · 4 CVEs total

CVE-2026-41255 6.1 MEDIUM CKAN: CSRF exemption primed by anonymous requests
CVE-2026-41132 CKAN: No certificate validation on STMP connection
CVE-2026-42032 CKAN: Unauthenticated Authorization Bypass in `datastore_search_sql`

IV. Related Vulnerabilities

Same product: ckan
Same vendor: ckan
Same weakness: CWE-89

V. Comments for CVE-2026-42031

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