Input validation error in Lunr exposed filters - CVE-2026-16643

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Main Vulnerability Database Vulnerabilities #VU139196

Input validation error in Lunr exposed filters - CVE-2026-16643

Published: July 23, 2026


Vulnerability identifier: #VU139196
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-16643
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Drupal
Affected software:
Lunr exposed filters

Detailed vulnerability description

The vulnerability allows a remote user to compromise the target system.

The vulnerability exists due to unspecified error. A remote administrator can pass specially crafted input to the application and execute arbitrary code on the system.


How to mitigate CVE-2026-16643

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Sources