CVE-2025-15339Network attack vector

Authenticated platform content read and write

Published Feb 5, 2026 · Updated Feb 5, 2026

Incorrect default permissions in Tanium Discover before 4.10.118 allow remote authenticated users to read and write all platform content. Tanium has not disclosed which Discover object or permission assignment receives the unsafe default, or how that default is applied. Exploitation requires a Tanium account holding Discover Components Manage; the reported consequence is platform-wide content disclosure and modification without service interruption.

CVSS severity6.5
Medium
EPSS probability0.32%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Incorrect default permissions in Tanium Discover before 4.10.118 allow remote authenticated users to read and write all platform content. Tanium has not disclosed which Discover object or permission assignment receives the unsafe default, or how that default is applied. Exploitation requires a Tanium account holding Discover Components Manage; the reported consequence is platform-wide content disclosure and modification without service interruption.

The record

CVE
CVE-2025-15339
Published
Feb 5, 2026
Updated
Feb 5, 2026
Vendor
Tanium
Product
Tanium Discover
Classifications
CWE-276, T1565
Attack vector
network
Privileges
authenticated

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?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=4.10.0 <4.10.118

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Tanium · Tanium Discoverversion=4.10.0 <4.10.118

Published CVSS scores

6.5TaniumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-276Incorrect Default Permissions
T1565Data Manipulation

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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