# CVE-2026-27760

> Vulnerability · severity: **HIGH** (CVSS 8.1).

## Description

OpenCATS prior to commit 3002a29 contains a PHP code injection vulnerability in the installer AJAX endpoint that allows unauthenticated attackers to execute arbitrary code by injecting PHP statements into the databaseConnectivity action parameter. Attackers can break out of the define() string context in config.php using a single quote and statement separator to inject malicious PHP code that persists and executes on every subsequent page load when the installation wizard remains incomplete.

## Key facts

- **CVE ID:** CVE-2026-27760
- **Published:** 2026-04-28
- **CVSS severity:** HIGH
- **CVSS base score:** 8.1
- **CWE codes:** CWE-94

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-27760

## Citation

> AI Analytics. CVE-2026-27760. Retrieved 2026-07-23 from https://api.ai-analytics.org/cve/CVE-2026-27760. Derived from NIST NVD. Licensed CC0.

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