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VulnerabilityPublished

CVE-2026-111943: Kubernetes · On most platforms, Go uses the given system root certificates

Affects kubernetesSource GCVE Database

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Authoritative record:CVE-2026-111943· Medium 6.8

Not known to be exploited · CVSS 6.8 Medium : upgrade to 1.34.11-r0 when convenient.

Data as of 11 Nov 2026, 03:48 UTC

CVSS 3.1 base score
6.8Medium
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CISA-ADPCVSS 3.16.8
Patch
Available – fixed in 1.34.11-r0, 1.34.13-r2, 1.0.10-r8 +4
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 21 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: 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 10 Nov 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
CleanStartkubernetespkg:apk/cleanstart/kubernetesOther threatsAffected
  • <1.34.11-r0
Fixed in
  • 1.34.11-r0
CleanStartkubernetespkg:apk/cleanstart/kubernetesOther threatsAffected
  • <1.34.13-r2
Fixed in
  • 1.34.13-r2
CleanStartwait-for-portpkg:apk/cleanstart/wait-for-portOther threatsAffected
  • <1.0.10-r8
Fixed in
  • 1.0.10-r8
CleanStarthaproxy-ingresspkg:apk/cleanstart/haproxy-ingressOther threatsAffected
  • <0.15.4-r11
Fixed in
  • 0.15.4-r11
CleanStartopentelemetry-collector-contribpkg:apk/cleanstart/opentelemetry-collector-contribOther threatsAffected
  • <0.163.0-r1
Fixed in
  • 0.163.0-r1
CleanStartrundeckpkg:apk/cleanstart/rundeckOther threatsAffected
  • <6.1.0-r3
Fixed in
  • 6.1.0-r3

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Fixed versions are available and should be applied to remediate this vulnerability. Users should upgrade to the specified fixed versions: 1.34.11-r0, 1.34.13-r2, 1.0.10-r8, 0.15.4-r11, 0.163.0-r1, 6.1.0-r3, and 4.1.6-r1. No additional mitigation steps are indicated.

Description

CVE-2026-111943 is a vulnerability affecting Kubernetes and multiple related packages where Go uses the system root certificates on most platforms. This behavior can impact the trust model of TLS connections. Fixed versions are available for all affected packages.

References

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