Multiple vulnerabilities in Tenable Nessus (June 26, 2026)

unknownCVE-2026-57588 CVE-2026-57587

Multiple vulnerabilities have been discovered in Tenable Nessus. They allow an attacker to cause SQL injection (SQLi).

CSIRTS triage

vendor: Tenable product: Nessus SQL injection

What: Multiple vulnerabilities allow an attacker to cause SQL injection.
Who is affected: Deployments of Tenable Nessus.
Urgency: Remediation is necessary due to the potential for SQL injection attacks.
Action: Update to the latest version of Nessus.

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

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Details

Source: CERT-FR Avis de sécurité (FR · national-cert · site)
Severity: unknown
Published: 2026-06-26
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0804/

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-575880.35% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 28% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-575870.35% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 28% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-57588	coverage & exploitation status	NVD · CVE.org
CVE-2026-57587	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

medium[UPDATE] [medium] Tenable Security Nessus: Multiple vulnerabilities allow SQL injectioncert-bund

Recent advisories for Tenable Nessus

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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
medium[UPDATE] [medium] Tenable Security Nessus: Multiple vulnerabilities allow SQL injectioncert-bund · 2026-07-08