CVE-2026-87019Network attack vector

Authenticated assessment-configuration modification

Published Sep 9, 2026 · Updated Sep 9, 2026

Improper access control in Tanium Comply allows remote authenticated users to create or modify assessment configurations. The CNA identifies authorization bypass through a user-controlled key, but Tanium has not disclosed the affected endpoint, key, or failed authorization decision. Exploitation requires a Tanium account with Comply Report Write permission; the reported consequence is limited to unauthorized assessment-configuration changes.

CVSS severity4.3
Medium
EPSS probability0.15%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in Tanium Comply allows remote authenticated users to create or modify assessment configurations. The CNA identifies authorization bypass through a user-controlled key, but Tanium has not disclosed the affected endpoint, key, or failed authorization decision. Exploitation requires a Tanium account with Comply Report Write permission; the reported consequence is limited to unauthorized assessment-configuration changes.

The record

CVE
CVE-2026-87019
Published
Sep 9, 2026
Updated
Sep 9, 2026
Vendor
Tanium
Product
Tanium Comply
Classifications
CWE-639, T1562.001
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 9, 2026CVE publishedPublication date reported by the CVE source.
  2. Sep 9, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=2.32.252 <2.32.252
  2. Affected versionversion=2.35.306 <2.35.306
  3. Affected versionversion=2.37.308 <2.37.308

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Tanium · Tanium Complyversion=2.32.252 <2.32.252; version=2.35.306 <2.35.306; version=2.37.308 <2.37.308

Published CVSS scores

4.3TaniumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-639Authorization Bypass Through User-Controlled Key
T1562.001Impair Defenses: Disable or Modify Tools

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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