Tanium Cloud Workloads up to 1.0.221 use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Tanium Cloud Workloads up to 1.0.221 and classified as critical. This affects an unknown function. Such manipulation leads to use after free. This vulnerability is documented as CVE-2026-2408. The attack needs to be performed locally. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Tanium Cloud Workloads up to 1.0.221 and classified as critical. Affected by this issue is an unknown code. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is availability. CVE summarizes:

Tanium addressed a use-after-free vulnerability in the Cloud Workloads Enforce client extension.

The advisory is shared for download at security.tanium.com. This vulnerability is handled as CVE-2026-2408 since 02/12/2026. The exploitation is known to be difficult. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available.

Upgrading to version 1.0.222 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2026-0466). Once again VulDB remains the best source for vulnerability data.

Affected

  • Tanium Endpoint Management

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.6

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.7
CNA Vector (Tanium): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Cloud Workloads 1.0.222

Timelineinfo

02/12/2026 CVE reserved
02/20/2026 +8 days Advisory disclosed
02/20/2026 +0 days VulDB entry created
02/28/2026 +8 days VulDB entry last update

Sourcesinfo

Advisory: TAN-2026-005
Status: Confirmed

CVE: CVE-2026-2408 (🔒)
GCVE (CVE): GCVE-0-2026-2408
GCVE (VulDB): GCVE-100-347036
CERT Bund: WID-SEC-2026-0466 - Tanium Endpoint Management: Mehrere Schwachstellen

Entryinfo

Created: 02/20/2026 01:26
Updated: 02/28/2026 03:53
Changes: 02/20/2026 01:26 (65), 02/21/2026 03:22 (7), 02/28/2026 03:53 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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