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CVE-2026-34400— alerta-server has potential SQL Injection vulnerability in Query String Syntax (q=) API

Quick assessment

Affected
alerta alerta
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.

Alerta是个人开发者的一个 Python 编写的监控系统。 Alerta 9.1.0之前版本存在SQL注入漏洞，该漏洞源于查询字符串搜索API直接将用户提供的搜索项插入SQL字符串，可能导致SQL注入攻击。

AI Predicted 9.8 Difficulty: Trivial EPSS 0.59% · P47

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-34400

Vulnerability Information
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Vulnerability Title
alerta-server has potential SQL Injection vulnerability in Query String Syntax (q=) API
Source: CVE Program / CVE List V5
Vulnerability Description
Alerta is a monitoring tool. Prior to version 9.1.0, the Query string search API (q=) was vulnerable to SQL injection via the Postgres query parser, which built WHERE clauses by interpolating user-supplied search terms directly into SQL strings via f-strings. This issue has been patched in version 9.1.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/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
Alerta SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Alerta是个人开发者的一个 Python 编写的监控系统。 Alerta 9.1.0之前版本存在SQL注入漏洞，该漏洞源于查询字符串搜索API直接将用户提供的搜索项插入SQL字符串，可能导致SQL注入攻击。
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
alerta alerta < 9.1.0 -

II. Public POCs for CVE-2026-34400

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III. Intelligence Information for CVE-2026-34400

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Patches & Fixes for CVE-2026-34400 (3)

Vendor Advisories for CVE-2026-34400 (1)

Vendor Pages for CVE-2026-34400 (1)

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-34400

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