What is CVE-2026-87021?

CVE-2026-87021 is a high-severity vulnerability in Tanium Comply, classified under Improper Neutralization of Special Elements Used in a Template Engine. CVSS score: 7.2/10. Published 2026-09-09.

How severe is CVE-2026-87021?

High severity. CVSS v3 base score is 7.2 out of 10.

Vulnerability in Tanium Comply

CVE-2026-87021

Tanium addressed an unauthorized code execution vulnerability in Comply.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Tanium Comply

Weakness classification (CWE)

CWE-1336 — Improper Neutralization of Special Elements Used in a Template Engine

References

3938794e-25f5-4123-a1ba-5cbd7f104512

Frequently asked questions

What is CVE-2026-87021?: CVE-2026-87021 is a high-severity vulnerability in Tanium Comply, classified under Improper Neutralization of Special Elements Used in a Template Engine. CVSS score: 7.2/10. Published 2026-09-09.
How severe is CVE-2026-87021?: High severity. CVSS v3 base score is 7.2 out of 10.