Tanium addressed an uncontrolled resource consumption vulnerability in Threat Response.
Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.
- Exploited
- No known exploitation
- Fix
- Fixed in 4.9.480, 4.12.353, 4.17.333
- Who is exposed
- Not reported
Do first: Upgrade to a fixed version: 4.9.480, 4.12.353, 4.17.333.
- Exploitation?/40Exploitation: unknown (data gap). No CISA SSVC exploitation rating yet
- Exposure3/25Reachable over the network · Data gap: No advisory context yet
- Reach?/20Reach: unknown (data gap). No tracked technology or package matched
- Severity4.3/10CVSS 4.3
- No patch0/5No signal
What would change the score
- Would score about 62 if added to CISA KEV
- Would score about 57 if CISA's SSVC rates exploitation active
- Would score about 26 if advisories confirm default setups are exposed
CVE-2026-116646 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 4.3 (medium) and affects Threat Response; fixed in 4.9.480, 4.12.353 and 4.17.333.
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- Published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- A 0-100 score for how much a CVE matters across the industry: exploitation, exposure, how widely the software is used, severity and whether a fix exists.What do these mean? →
- 7/100 · provisional
- Fix
- Fixed in 4.9.480, 4.12.353, 4.17.333
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
Tanium Threat Response, a security product used to detect and investigate threats on endpoints, is affected by this vulnerability. The flaw can cause the software to consume excessive system resources, potentially degrading performance or causing it to become unresponsive.
Read the original description
Tanium addressed an uncontrolled resource consumption vulnerability in Threat Response.
What to do
Upgrade to a fixed version: 4.9.480, 4.12.353, 4.17.333.
Timeline
- CVE published
- First seen by cve.now
Affected versions
- Tanium Threat Response
From 4.9 · fixed in 4.9.480; From 4.12 · fixed in 4.12.353; From 4.17 · fixed in 4.17.333
Evidence 1
- Link
Corrections
None so far.
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Questions about CVE-2026-116646
Is CVE-2026-116646 being exploited?
It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data
Which versions are affected by CVE-2026-116646?
Threat Response: from 4.9 before 4.9.480; from 4.12 before 4.12.353; from 4.17 before 4.17.333.Source: cve.now feed data
How do I fix CVE-2026-116646?
Upgrade to a fixed version: 4.9.480, 4.12.353, 4.17.333.Source: cve.now feed data