What’s Vulnerable › Vulnerabilities

CVE-2020-15875

• Severity: medium (CVSS 5.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-13 · updated 2026-09-22
• Weakness: CWE-89

Description

An issue was discovered in LibreNMS 1.65. A remote authenticated attacker with normal privileges can extract all the information from the LibreNMS database via a SQL injection in the searchPhrase parameter in the /ajax_table.php API endpoint. This affects as-selection.inc.php, edit-ports.inc.php, alertlog-stats.inc.php, alerts.inc.php, eventlog.inc.php, inventory.inc.php, ix-list.inc.php, ix-peers.inc.php, mempool-edit.inc.php, mempool.inc.php, poll-log.inc.php, processor-edit.inc.php, processor.inc.php, routing-edit.inc.php, sensors-common.inc.php, storage-edit.inc.php, storage.inc.php, and toner.inc.php (in includes/html/table). NOTE: some sources refer to this as CVE-2020-15876, but CVE-2020-15875 is the only correct CVE ID.

Affected products

• librenms: before 1.65.1 — fixed in 1.65.1

How to fix

Upgrade to a fixed version: librenms 1.65.1. Check the vendor advisory for mitigations.

References

• https://community.librenms.org/c/announcements
• https://github.com/librenms/librenms/commit/32f72bc1ab7e980e4070e826a89d0d36a5ba62dd
• https://github.com/librenms/librenms/compare/1.65...1.65.1
• https://github.com/librenms/librenms/releases/tag/1.65.1
• https://shielder.it/blog
• https://www.shielder.com/advisories/librenms-searchphrase-authenticated-sql-injection/
• https://www.shielder.com/advisories/librenms-searchphrase-authenticated-sql-injection/

Get alerted when CVE-2020-15875 or the next vulnerability affects your stack