CVE-2026-15265 Tenable Agent Path Traversal Leading to Remote Code Execution

Critical 9.3 Published Updated

A privileged attacker can exploit a path traversal flaw in Tenable Agent to write arbitrary files, potentially achieving remote code execution.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-15265?

CVE-2026-15265 is a critical path traversal vulnerability in tenable_agent, published on 14 Jul 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A path traversal vulnerability in Tenable Agent 11.2.0 and 11.1.3 and lower allows a privileged attacker to write arbitrary files outside the intended plugin directory, potentially leading to remote code execution.

Weakness: CWE-347, CWE-22

Which versions are affected by CVE-2026-15265?

It affects 1 product.

Products include Tenable Nessus Agent.

How do I fix CVE-2026-15265?

No fix has been published for CVE-2026-15265 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2026-15265 being exploited?

There is no known exploitation of CVE-2026-15265 in the wild and no public exploit code.

Sources

Also known as GHSA-h23h-6wgx-rvw7.

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