How severe is CVE-2026-57587?

CVE-2026-57587 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-57587 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-57587?

CVE-2026-57587 affects Tenable Nessus. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-57587?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-57587 have an EU (EUVD) identifier?

Yes. CVE-2026-57587 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-39408.

When was CVE-2026-57587 published?

CVE-2026-57587 was published on 2026-06-25 and last updated on 2026-06-26.

CVE-2026-57587

CVE-2026-57587 is a medium-severity vulnerability in Tenable Nessus with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-89.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v4: 2.9
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-39408
Weakness: CWE-89
Affected product: Tenable Nessus
Published: 2026-06-25
Last modified: 2026-06-26

Description

A SQL injection vulnerability in Nessus allows a remote, unauthenticated attacker who controls reverse DNS records for a scanned host to inject malicious SQL into the scan results database, potentially enabling exfiltration of scan-result data.

Frequently asked questions

What is CVE-2026-57587?: A SQL injection vulnerability in Nessus allows a remote, unauthenticated attacker who controls reverse DNS records for a scanned host to inject malicious SQL into the scan results database, potentially enabling exfiltration of scan-result data.
How severe is CVE-2026-57587?: CVE-2026-57587 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-57587 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-57587?: CVE-2026-57587 affects Tenable Nessus. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-57587?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-57587 have an EU (EUVD) identifier?: Yes. CVE-2026-57587 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-39408.
When was CVE-2026-57587 published?: CVE-2026-57587 was published on 2026-06-25 and last updated on 2026-06-26.

References

https://www.tenable.com/security/tns-2026-17

Affected products (1)

cpe:2.3:a:tenable:nessus:*:*:*:*:*:*:*:*

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