CVE-2025-15321Network attack vector

Data disclosure via untrusted search path

Published Feb 5, 2026 · Updated Feb 5, 2026

Improper input validation in Tanium Appliance allows remote authenticated users with tanadmin privileges to read unauthorized data. Tanium identifies the weakness as an untrusted search path but has not disclosed the affected component, input, or lookup operation. Exploitation requires network access and the tanadmin role, and the documented consequence is read-only access to otherwise unauthorized data.

CVSS severity2.7
Low
EPSS probability0.25%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper input validation in Tanium Appliance allows remote authenticated users with tanadmin privileges to read unauthorized data. Tanium identifies the weakness as an untrusted search path but has not disclosed the affected component, input, or lookup operation. Exploitation requires network access and the tanadmin role, and the documented consequence is read-only access to otherwise unauthorized data.

The record

CVE
CVE-2025-15321
Published
Feb 5, 2026
Updated
Feb 5, 2026
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-863, CWE-426
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Feb 5, 2026CVE publishedPublication date reported by the CVE source.
  2. Feb 5, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

2.7TaniumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-863Incorrect Authorization
CWE-426Untrusted Search Path

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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