CVE-2025-15323

Tanium addressed an improper certificate validation vulnerability in Tanium Appliance.

LOW
3.7
CVSS Score
Published: February 5, 2026 at 06:12 PM UTC
Updated: June 17, 2026 at 08:37 AM UTC
2 products affected across 1 vendorTanOSTanium Appliance

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Severity
LOW3.7
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

Tanium addressed an improper certificate validation vulnerability in Tanium Appliance.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

1.8.3 ≤ v < 1.8.3.01991.8.4 ≤ v < 1.8.4.02051.8.5 ≤ v < 1.8.5.0236
1.8.3.0 ≤ v < 1.8.3.01991.8.4.0 ≤ v < 1.8.4.02051.8.5.0 ≤ v < 1.8.5.02361.8.3.01.8.4.01.8.5.0
Affected range stops below 1.8.3.0199, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.8.4.0205, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.8.5.0236, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://security.tanium.com/TAN-2025-031

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

3.7LOWTanium
Vector?

Quick Info

StatusANALYZED
CWE
CWE-295

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