How severe is CVE-2026-2630?

CVE-2026-2630 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-2630 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-2630?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-2630 have an EU (EUVD) identifier?

Yes. CVE-2026-2630 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7838.

When was CVE-2026-2630 published?

CVE-2026-2630 was published on 2026-02-17 and last updated on 2026-06-17.

CVE-2026-2630

CVE-2026-2630 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. 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-78.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v4: 7.4
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-7838
Weakness: CWE-78
Published: 2026-02-17
Last modified: 2026-06-17

Description

A Command Injection vulnerability exists where an authenticated, remote attacker could execute arbitrary code on the underlying server where Tenable Security Center is hosted.

Frequently asked questions

What is CVE-2026-2630?: A Command Injection vulnerability exists where an authenticated, remote attacker could execute arbitrary code on the underlying server where Tenable Security Center is hosted.
How severe is CVE-2026-2630?: CVE-2026-2630 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-2630 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-2630?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-2630 have an EU (EUVD) identifier?: Yes. CVE-2026-2630 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7838.
When was CVE-2026-2630 published?: CVE-2026-2630 was published on 2026-02-17 and last updated on 2026-06-17.

References

https://www.tenable.com/security/tns-2026-06

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