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VulnerabilityPublished

CVE-2026-108303: Tanium Certificate Manager · Command Injection

Affects Tanium Certificate ManagerSource CVE Database V5

0

Not known to be exploited · CVSS 8.8 High · fixed in 1.22.119 : patch Tanium Certificate Manager soon.

Data as of 27 Oct 2026, 17:57 UTC

CVSS 3.1 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.
Patch
Available – fixed in 1.22.119, 1.18.368, 1.17.417
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 27 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Upgrade Tanium Certificate Manager to 1.22.119, 1.18.368 or 1.17.417.

Affected software

ProductAffectedFixed in
TaniumCertificate ManagerAffected
  • >=1.22 <1.22.119
Fixed in
  • 1.22.119
TaniumCertificate ManagerAffected
  • >=1.18 <1.18.368
Fixed in
  • 1.18.368
TaniumCertificate ManagerAffected
  • >=1.17 <1.17.417
Fixed in
  • 1.17.417

AI-suggested

Upgrade Tanium Certificate Manager to fixed versions 1.17.417, 1.18.368, or 1.22.119 or later. No other mitigation or workaround is indicated. Applying the official patches fully addresses the vulnerability.

Description

CVE-2026-108303 is a high-severity vulnerability in Tanium Certificate Manager that allows unauthorized code execution due to improper neutralization of special elements in commands, commonly known as command injection. The flaw affects versions 1.17 up to but not including 1.17.417, 1.18 up to but not including 1.18.368, and 1.22 up to but not including 1.22.119. Tanium has released fixed versions to address this issue.

References

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