CVE-2026-107935 gvisor-tap-vsock gvproxy - Path Traversal

gvisor-tap-vsock gvproxy contains a path traversal caused by improper validation of socket path in /services/forwarder/expose endpoint, letting unauthenticated attackers delete arbitrary files on the host system, exploit requires no authentication.

CVSS base score 9.3 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.30% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Path Traversal
Impact
File System Write, Denial Of Service
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H
Published
9 October 2026
Updated
15 October 2026
Weakness
CWE-22

Vendor fix

Update to the latest version of gvisor-tap-vsock containing the fix.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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