CVE-2025-0651 File symlink abuse might lead to deleting files belonging to SYSTEM user
Low-privilege users can delete SYSTEM-owned files via symlink abuse in Cloudflare WARP, enabling privilege escalation or denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-0651?
CVE-2025-0651 is a medium-severity vulnerability in Cloudflare WARP, published on 22 Jan 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Improper Privilege Management vulnerability in Cloudflare WARP on Windows allows File Manipulation.
User with a low system privileges can create a set of symlinks inside the C:\ProgramData\Cloudflare\warp-diag-partials folder. After triggering the 'Reset all settings" option the WARP service will delete the files that the symlink was pointing to. Given the WARP service operates with System privileges this might lead to deleting files owned by the System user. This issue affects WARP: before 2024.12.492.0.
Weakness: CWE-269
Which versions are affected by CVE-2025-0651?
It affects 1 product.
Products include Cloudflare Warp.
How do I fix CVE-2025-0651?
No fix has been published for CVE-2025-0651 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-0651 being exploited?
There is no known exploitation of CVE-2025-0651 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Cloudflare WARP
- CVE-2022-4428 support_uri validation missing in WARP client for Windows
- CVE-2022-2225 Zero Trust Secure Web Gateway policies bypass using WARP client subcommands
- CVE-2023-2754 Plaintext transmission of DNS requests in Windows 1.1.1.1 WARP client
- CVE-2023-1862 Remote access to warp-svc.exe in Cloudflare WARP
- CVE-2023-0652 Local Privilege Escalation in Cloudflare WARP Installer (Windows)
Sources
Also known as GHSA-9g4q-mq35-ffg3.