EUVD-2026-74556
GHSA-gpcv-hxc6-h22w
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
Network-accessible missing authorization for authenticated low-privileged users; C:H for sensitive compliance data exposure, I:L for limited write access, A:N for no availability impact.
Primary rating from Vendor (Tanium).
CVSS VectorVendor: Tanium
Lifecycle Timeline
3DescriptionCVE.org
Tanium addressed an improper access controls vulnerability in Comply.
AnalysisAI
Improper access controls (CWE-862 Missing Authorization) in Tanium Comply expose compliance and vulnerability assessment data to authenticated users who lack sufficient privileges to access it. The CVSS vector (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N) scores this at 7.1, with high confidentiality impact and limited integrity risk, exploitable over the network by any low-privileged Tanium account holder with no user interaction required. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a valid Tanium platform user account with at least low-level privileges (PR:L per CVSS vector); unauthenticated external attackers cannot exploit this vulnerability. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | At CVSS 7.1, this represents a meaningful but bounded risk: network-reachable, low-complexity exploitation by authenticated low-privileged users with high confidentiality impact and limited write access. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Tanium has addressed this vulnerability per advisory TAN-2026-030 at https://security.tanium.com/TAN-2026-030; however, the specific patched release version is not confirmed in the available intelligence and organizations must consult the advisory directly for the exact fix version and upgrade path. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: conduct emergency audit of all Tanium Comply user accounts, document privilege levels and recent data access patterns, and identify which users have interacted with compliance modules. …
Sign in for detailed remediation steps and compensating controls.
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Path traversal in Tanium Comply exposes all authenticated low-privilege users to a scope-changing arbitrary file write a
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Improper access controls (CWE-862, Missing Authorization) in Tanium Comply allow an authenticated low-privileged user to
Improper access controls in Tanium Comply allow an authenticated low-privilege user to perform unauthorized operations w
Server-side template injection (SSTI) in Tanium Comply enables remote code execution by a highly privileged authenticate
Improper access controls in Tanium Comply allow an authenticated low-privileged network user to perform write operations
Tanium addressed an incorrect default permissions vulnerability in Comply. [CVSS 6.5 MEDIUM]
Improper access controls in Tanium Comply allow authenticated low-privileged users to bypass object-level authorization
Improper access controls in Tanium Comply (CWE-862, Missing Authorization) allow authenticated low-privileged users to p
Improper access controls in Tanium Comply allow authenticated low-privileged users to perform unauthorized actions affec
Tanium Comply contains an improper access control vulnerability (CWE-639, Authorization Bypass Through User-Controlled K
Same weakness CWE-862 – Missing Authorization
View allSame technique Authentication Bypass
View allShare
External POC / Exploit Code
Leaving vuln.today