Critical severity · published Oct 9, 2026
CVE-2026-107935
Gvisor-tap-vsock: gvisor-tap-vsock: unathenticated arbitrary file deletion on the host via /expose
9.3
CVSS
0.2%
EPSS
No
On KEV
Description
A path traversal vulnerability was found in gvproxy, the network forwarder provided by the gvisor-tap-vsock package. The unauthenticated /services/forwarder/expose endpoint does not validate the caller-supplied socket path, allowing an attacker to delete arbitrary files on the host system.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 15% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RH
Red Hat Build of Podman Desktop · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Certification Program for Red Hat Enterprise Linux 9 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Edge Manager 1 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 10 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 8 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 9 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Hardened Images · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat OpenShift Container Platform 4 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat OpenShift Dev Spaces · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat OpenStack Platform 18.0 · Red Hat
All versions, or not specified · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-107935
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-107935
vdb-entry
https://access.redhat.com/security/cve/CVE-2026-107935
issue-tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2548382
github.com
https://github.com/containers/gvisor-tap-vsock/pull/718
redhat.atlassian.net
https://redhat.atlassian.net/browse/RHDESK-550
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