How severe is CVE-2025-15331?

CVE-2025-15331 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2025-15331 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-15331?

CVE-2025-15331 affects Tanium Connect. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-15331?

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

Does CVE-2025-15331 have an EU (EUVD) identifier?

Yes. CVE-2025-15331 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206837.

When was CVE-2025-15331 published?

CVE-2025-15331 was published on 2026-02-05 and last updated on 2026-06-17.

CVE-2025-15331

CVE-2025-15331 is a medium-severity vulnerability in Tanium Connect with a CVSS 3.x base score of 4.3. 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-459.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-206837
Weakness: CWE-459
Affected product: Tanium Connect
Published: 2026-02-05
Last modified: 2026-06-17

Description

Tanium addressed an uncontrolled resource consumption vulnerability in Connect.

Frequently asked questions

What is CVE-2025-15331?: Tanium addressed an uncontrolled resource consumption vulnerability in Connect.
How severe is CVE-2025-15331?: CVE-2025-15331 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2025-15331 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-15331?: CVE-2025-15331 affects Tanium Connect. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-15331?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-15331 have an EU (EUVD) identifier?: Yes. CVE-2025-15331 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206837.
When was CVE-2025-15331 published?: CVE-2025-15331 was published on 2026-02-05 and last updated on 2026-06-17.

References

https://security.tanium.com/TAN-2025-015

Affected products (1)

cpe:2.3:a:tanium:connect:*:*:*:*:*:*:*:*

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CVE-2026-9208 — High (CVSS 8.8): Tanium addressed an unauthorized code execution vulnerability in Connect.
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