High severity · published May 28, 2026
CVE-2026-9804
Kubevirt: kubevirt: vmexport directory symlink escape enables exporter pod file read
7.7
CVSS
0.5%
EPSS
No
On KEV
Description
A flaw was found in KubeVirt's virt-exportserver component. An attacker with specific namespace-level access can exploit a path traversal vulnerability in the VMExport directory endpoint. By placing a symbolic link (symlink) within an exported filesystem Persistent Volume Claim (PVC) that points outside its designated mount root, the attacker can read arbitrary files from the exporter pod's filesystem. This leads to information disclosure, potentially exposing sensitive data.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RH
Red Hat Container Native Virtualization 4.17 · Red Hat
All versions, or not specified · source: vendor, CISA
RH
Red Hat Container Native Virtualization 4.18 · Red Hat
All versions, or not specified · source: vendor, CISA
RH
Red Hat Container Native Virtualization 4.19 · Red Hat
All versions, or not specified · source: vendor, CISA
RH
Red Hat Container Native Virtualization 4.20 · Red Hat
All versions, or not specified · source: vendor, CISA
RH
Red Hat Container Native Virtualization 4.21 · Red Hat
All versions, or not specified · source: vendor, CISA
RH
Red Hat OpenShift Virtualization 4 · Red Hat
All versions, or not specified · source: vendor, CISA
Affected product
RH
Red Hat Container Native Virtualization 4.17
Red Hat
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