Low severity · published Jul 23, 2026
CVE-2026-15687
Path traversal via non-tar copyDirectoryFromPod
2.4
CVSS
0.4%
EPSS
No
On KEV
Description
A security issue was discovered in the Kubernetes Java client library where a compromised pod may be able to create new files in arbitrary locations on the client machine executing copy operations via non-tar copyDirectoryFromPod when enableTarCompressing is false.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 31% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KU
kubernetes-client/java · Kubernetes
10.0.0 before 25.0.1; 26.0.0 · source: vendor