CVE record · CVE-2026-107935

Gvisor-tap-vsock: gvisor-tap-vsock: unathenticated arbitrary file deletion on the host via /expose

CVSS 9.3 CriticalCriticalEPSS 0.0024 · 15th percentile

Critical, because:

CVSS score 9.3: 9.0 or more.

Published by the CVE Program (CNA: redhat) at 9 Oct 2026, 09:05 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Not given	Not given Package name: gvisor-tap-vsock https://github.com/containers/gvisor-tap-vsock	affected 0.4.0 to before 0.9.0 semver Other versions: unaffected
Red Hat	Red Hat Build of Podman Desktop Package name: rh-podman-desktop https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat Certification Program for Red Hat Enterprise Linux 9 Package name: rhcertification/redhat-certification-system-ai-10 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat Edge Manager 1 Package name: rhem/flightctl-imagebuilder-worker-rhel10 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat Enterprise Linux 10 Package name: gvisor-tap-vsock https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat Enterprise Linux 10 Package name: podman https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat Enterprise Linux 10 Package name: rhel10/bootc-image-builder https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat Enterprise Linux 10 Package name: rhel10-eus/rhel-10.0-bootc https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat Enterprise Linux 10 Package name: rhel10-eus/rhel-10.2-bootc https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat Enterprise Linux 10 Package name: rhel10/rhel-bootc https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat Enterprise Linux 10 Package name: ubi10/podman https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat Enterprise Linux 8 Package name: container-tools:rhel8/podman https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat Enterprise Linux 9 Package name: gvisor-tap-vsock https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat Enterprise Linux 9 Package name: podman https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat Hardened Images Package name: podman https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat OpenShift Container Platform 4 Package name: openshift4/microshift-bootc-rhel10 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat OpenShift Container Platform 4 Package name: podman https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat OpenShift Container Platform 5 Package name: openshift5/microshift-bootc-rhel10 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown
Red Hat	Red Hat OpenShift Dev Spaces Package name: devspaces/udi-base-rhel10 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat OpenStack Platform 18.0 Package name: rhoso-operators/prometheus-podman-exporter-rhel9 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown

Identifiers: CVE-2026-107935
CNA: redhat
Weakness (CWE): CWE-22
Tags: Red Hat Build of Podman Desktop
Red Hat Certification Program for Red Hat Enterprise Linux 9
Red Hat Edge Manager 1
Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9
Red Hat Hardened Images
Red Hat OpenShift Container Platform 4
Path traversal
Published: 9 Oct 2026
Updated: 4 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
9.3	Critical	3.1	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H	CNA (redhat)

CISA KEV Not listed.
EPSS 0.0024, the 15th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

9 Oct 2026, 09:05 UTC Confirmed by the CVE List
9 Oct 2026, 10:16 UTC Confirmed by NVD

Sources

References from the CNA

access.redhat.com/security/cve/CVE-2026-107935 vdb-entryredhat
bugzilla.redhat.com/show_bug.cgi?id=2548382 issue-trackingredhat
github.com/containers/gvisor-tap-vsock/pull/718
redhat.atlassian.net/browse/RHDESK-550

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.