CVE-2026-57587: A SQL injection vulnerability in Nessus allows a remote, unauthenticated attacker who controls reverse DNS rec

Q: How do I fix CVE-2026-57587?

nessus: upgrade to 10.12.1. Exact commands for each OS are on this page.

Q: Is CVE-2026-57587 being exploited?

CVE-2026-57587 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-57587 affect?

CVE-2026-57587 affects nessus. Severity is medium (CVSS 5.3). 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 d

Q: How urgent is CVE-2026-57587?

Priority 33/100. Remotely exploitable, no login, no user action

Routine

MEDIUM 5.3REMOTEUPGRADE

CVE-2026-57587 is a medium-severity flaw (CVSS 5.3) affecting nessus. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 61%)
CISA exploited list	No
Weakness	CWE-89
Published	2026-06-25
Last modified	2026-10-25

Publisher (CNA): Tenable Network Security, Inc. · Vendor: tenable

Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-25 15:16 UTCPublished CVE record published
2026-10-25 23:10 UTCUpdated Record last modified

tenable nessus UPGRADE

Affected: < 10.12.1

Fixed in: 10.12.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy nessus || rpm -q nessus || nessus --version

2. UPGRADE to 10.12.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade nessus

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade nessus

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-57587?

nessus: upgrade to 10.12.1. Exact commands for each OS are on this page.

Is CVE-2026-57587 being exploited?

CVE-2026-57587 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-57587 affect?

CVE-2026-57587 affects nessus. Severity is medium (CVSS 5.3). 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 d

How urgent is CVE-2026-57587?

Priority 33/100. Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-57588 LOW 3.3 UPGRADE A SQL injection vulnerability in Nessus allows an attacker to craft a malicious scan result file that, when im

References

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