---
title: "CVE-2026-107935: gvisor-tap-vsock gvproxy - Path Traversal"
description: "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."
url: https://panop.io/threat-heartbeat/CVE-2026-107935/
---

# 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 ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-107935)

## 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](https://cwe.mitre.org/data/definitions/22.html)

## 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

- [https://nvd.nist.gov/vuln/detail/CVE-2026-107935](https://nvd.nist.gov/vuln/detail/CVE-2026-107935)
- [https://access.redhat.com/security/cve/CVE-2026-107935](https://access.redhat.com/security/cve/CVE-2026-107935)
- [https://bugzilla.redhat.com/show\_bug.cgi?id=2548382](https://bugzilla.redhat.com/show_bug.cgi?id=2548382)
- [https://github.com/containers/gvisor-tap-vsock/pull/718](https://github.com/containers/gvisor-tap-vsock/pull/718)
- [https://redhat.atlassian.net/browse/RHDESK-550](https://redhat.atlassian.net/browse/RHDESK-550)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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