---
title: "CVE-2026-88924: gvfs - Privilege Escalation"
description: "gvfs admin backend contains a TOCTOU race condition in gvfsd-admin daemon's chown() call on user-controlled directory pathnames, letting authenticated local attackers escalate privileges to root by modifying root-owned files."
url: https://panop.io/threat-heartbeat/CVE-2026-88924/
---

# CVE-2026-88924 gvfs - Privilege Escalation

gvfs admin backend contains a TOCTOU race condition in gvfsd-admin daemon's chown() call on user-controlled directory pathnames, letting authenticated local attackers escalate privileges to root by modifying root-owned files.

CVSS base score 7.0 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.17% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-88924)

## Details

Type

Privilege Escalation

Impact

Privilege Escalation, Data Tampering

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Published

10 September 2026

Updated

15 October 2026

Weakness

[CWE-367](https://cwe.mitre.org/data/definitions/367.html)

## Vendor fix

Update to the latest version 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-2026-88924](https://nvd.nist.gov/vuln/detail/CVE-2026-88924)
- [https://gitlab.gnome.org/GNOME/gvfs/-/issues/875](https://gitlab.gnome.org/GNOME/gvfs/-/issues/875)
- [https://access.redhat.com/errata/RHSA-2026:73998](https://access.redhat.com/errata/RHSA-2026:73998)
- [https://access.redhat.com/errata/RHSA-2026:74370](https://access.redhat.com/errata/RHSA-2026:74370)
- [https://access.redhat.com/security/cve/CVE-2026-88924](https://access.redhat.com/security/cve/CVE-2026-88924)
- [https://bugzilla.redhat.com/show\_bug.cgi?id=2531456](https://bugzilla.redhat.com/show_bug.cgi?id=2531456)

[← All CVEs](https://panop.io/threat-heartbeat/)

## 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

Panop answers these inside your environment, for this CVE and every other finding.

[Book a demo](https://panop.io/demo)