CSIRTS // UNIFIED SECURITY ADVISORY FEEDSYS ● ONLINE · POWERED BY INTELFUSIONS.COM

Tenable security advisory (AV26-705)

critical
Serial number : AV26-705 Date: July 15, 2026 On July 14, 2026, Tenable published a security advisory to address a critical vulnerability in the following product: Nessus Agent – versions 11.2.0 and prior Nessus Agent – versions 11.1.3 and prior The Cyber Centre encourages users and administrators to review the provided web links and apply the necessary updates. [R1] Tenable Agent Versions 11.2.1 and 11.1.4 Fix a Path Traversal Vulnerability Tenable Product Security Advisories

CSIRTS triage

vendor: Tenableproduct: Nessus AgentPath traversalaffected: 11.2.0 and prior, 11.1.3 and prior
What
A critical path traversal vulnerability has been identified in Nessus Agent.
Who is affected
Users of Nessus Agent versions 11.2.0 and prior, and 11.1.3 and prior are affected.
Urgency
Remediation is urgent due to the critical nature of the vulnerability.
Action
Upgrade to Nessus Agent version 11.2.1 or 11.1.4 to address the vulnerability.

AI-assisted analysis generated from the source advisory — verify against the original.

⚡ Watch Nessus Agent

Get an email when a new Nessus Agent advisory drops — max one per day, one-click unsubscribe.

Details

Source
Canadian Centre for Cyber Security (CA · national-cert · site)
Severity
critical
Published
2026-07-15
Exploitation
Not in CISA KEV at last sync

Original advisory: https://cyber.gc.ca/en/alerts-advisories/tenable-security-advisory-av26-705

More from Canadian Centre for Cyber Security