CVE-2026-15265
A remote, authenticated attacker can exploit a vulnerability in Tenable Security Nessus Agent to execute arbitrary program code.
CSIRTS triage
- What
- A vulnerability allows code execution.
- Who is affected
- Remote, authenticated attackers can exploit this vulnerability in Nessus Agent deployments.
- Urgency
- Remediation is high urgency due to the potential for arbitrary code execution.
- Action
- Update to the latest version of Tenable Security Nessus Agent.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.46% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 38% of all EPSS-scored CVEs.
Advisory coverage (3)
- high[NEW] [high] Tenable Security Nessus Agent: Vulnerability allows code executioncert-bund · 2026-07-15
- unknownVulnerability in Tenable Nessus Agent (July 15, 2026)cert-fr-avis · 2026-07-15
- criticalCVE-2026-15265: A path traversal vulnerability in Tenable Agent 11.2.0 and 11.1.3 and lower allows a privilege…nvd · 2026-07-14
External references
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[](https://www.csirts.com/cve/CVE-2026-15265)