CVE-2026-44939: critical vulnerability in SUSE Rancher
Command injection through unsanitized YAML parameter in Rancher
Published · Updated
28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.4epss 1.3%
exploitation probability
1.3%top 30% of all CVEs
observed exploitation
nono source reports it
A command injection vulnerability in the Rancher Manager cluster before 2.14.2 import endpoint /v3/import/{token}_{clusterId}.yaml through unsanitized YAML parameters could allow remote attackers to break out of an image, and execute e.g. malicious containers.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Affected products
SUSE · RancherRelated CVEs — SUSE Rancher
In the same product, most dangerous first.
CVE-2021-36782CRITICALRancher: Plaintext storage and exposure of credentials in Rancher API and cluster.management.cattle.io objectEPSS 4.2%CVE-2022-31249HIGH[RANCHER] OS command injection in Rancher and FleetEPSS 3.8%CVE-2022-43755HIGHRancher: Non-random authentication tokenEPSS 1.7%CVE-2021-25313HIGHRancher: XSS on /v3/cluster/EPSS 1.5%CVE-2021-36776HIGHSteve API proxy impersonationEPSS 1.1%CVE-2022-43758HIGHRancher: Command injection in Git packageEPSS 1.0%