How severe is CVE-2025-24915?

CVE-2025-24915 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-24915 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-24915?

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-2025-24915 have an EU (EUVD) identifier?

Yes. CVE-2025-24915 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7246.

When was CVE-2025-24915 published?

CVE-2025-24915 was published on 2025-03-21 and last updated on 2026-06-17.

CVE-2025-24915

CVE-2025-24915 is a high-severity vulnerability with a CVSS 3.x base score of 7.8. 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-276.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-7246
Weakness: CWE-276
Published: 2025-03-21
Last modified: 2026-06-17

Description

When installing Nessus Agent to a non-default location on a Windows host, Nessus Agent versions prior to 10.8.3 did not enforce secure permissions for sub-directories. This could allow for local privilege escalation if users had not secured the directories in the non-default installation location.

Frequently asked questions

What is CVE-2025-24915?: When installing Nessus Agent to a non-default location on a Windows host, Nessus Agent versions prior to 10.8.3 did not enforce secure permissions for sub-directories. This could allow for local privilege escalation if users had not secured the directories in the non-default installation location.
How severe is CVE-2025-24915?: CVE-2025-24915 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-24915 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-24915?: 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-2025-24915 have an EU (EUVD) identifier?: Yes. CVE-2025-24915 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7246.
When was CVE-2025-24915 published?: CVE-2025-24915 was published on 2025-03-21 and last updated on 2026-06-17.

References

https://www.tenable.com/security/tns-2025-02

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