CVE-2026-6392: Tanium addressed an information disclosure vulnerability in Threat Response.

Routine

LOW 2.7UPGRADE

CVE-2026-6392 is a low-severity flaw (CVSS 2.7) affecting threat response. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Tanium addressed an information disclosure vulnerability in Threat Response.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	2.7 (Low)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.2% (top 91%)
CISA exploited list	No
Weakness	CWE-200
Published	2026-04-22
Last modified	2026-10-26

Publisher (CNA): Tanium · Vendor: tanium

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-22 03:16 UTCPublished CVE record published
2026-10-26 00:10 UTCUpdated Record last modified

tanium threat response UPGRADE

Affected: >= 4.6.0 and < 4.6.577 · >= 4.9.0 and < 4.9.379

Fixed in: 4.6.577, 4.9.379

Safe to downgrade to: a release before 4.6.0

1. Check installed version

apt-cache policy threat-response || rpm -q threat-response || threat-response --version

2. UPGRADE to 4.6.577 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade threat-response

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade threat-response

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 4.6.0 (Debian / Ubuntu)

apt-cache madison threat-response sudo apt install threat-response=<VERSION_BEFORE_4.6.0> sudo apt-mark hold threat-response

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list threat-response sudo dnf downgrade threat-response-<VERSION_BEFORE_4.6.0> sudo dnf versionlock add threat-response

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-6392?

threat response: upgrade to 4.6.577, 4.9.379. Exact commands for each OS are on this page.

Is CVE-2026-6392 being exploited?

CVE-2026-6392 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-6392 affect?

CVE-2026-6392 affects threat response. Severity is low (CVSS 2.7). Tanium addressed an information disclosure vulnerability in Threat Response.

How urgent is CVE-2026-6392?

Priority 12/100. No elevated risk signals yet.

References

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