CVE-2026-108303: Tanium Certificate Manager · Command Injection
Affects Tanium Certificate ManagerSource CVE Database V5
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
- 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:HExploitation evidence
Disclosed: evidence found.
CVE published 27 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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
| Product | Affected | Fixed in |
|---|---|---|
| TaniumCertificate Manager | Affected
| Fixed in
|
| TaniumCertificate Manager | Affected
| Fixed in
|
| TaniumCertificate Manager | Affected
| Fixed in
|
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.