CVE-2026-26988: LibreNMS: SQL Injection in ajax_table.php spreads through a covert data stream.

CVE-2026-26988 · Severity: info · Published 2026-02-18

LibreNMS: SQL Injection in ajax_table.php spreads through a covert data stream.

Technologies: librenms/librenms (Packagist). Vendors: Packagist.

Quick answers

Is CVE-2026-26988 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-26988 being exploited in the wild.
How severe is CVE-2026-26988?
Informational severity, published 18 February 2026.
Which products and versions are affected?
librenms/librenms (Packagist) ECOSYSTEM:introduced=0,fixed=26.2.0.
Is there a fix for CVE-2026-26988?
Yes. librenms/librenms (Packagist): upgrade to 26.2.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2026-26988?
Check whether you run librenms/librenms (Packagist) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • librenms/librenms (Packagist): upgrade to 26.2.0 or later
    composer require librenms/librenms:^26.2.0

Affected products

  • librenms/librenms (Packagist) ECOSYSTEM:introduced=0,fixed=26.2.0

Identifiers

  • CVE-2026-26988
  • GHSA-h3rv-q4rq-pqcv

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