CVE-2025-10237 Privilege escalation in L13 (type 20R3, 20R4) Laptops (ThinkPad) BIOS
Privileged local users can read or write privileged memory regions in Lenovo ThinkPad BIOS firmware, enabling privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-10237?
CVE-2025-10237 is a high-severity vulnerability in Lenovo L13 (type 20R3, 20R4) Laptops (ThinkPad) BIOS, published on 10 Jun 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
During an internal security assessment, a potential vulnerability was discovered in some ThinkPad embedded controller firmware that could allow a privileged local user to perform arbitrary reads or writes to privileged memory regions.
Weakness: CWE-327
Which versions are affected by CVE-2025-10237?
How do I fix CVE-2025-10237?
No fix has been published for CVE-2025-10237 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-10237 being exploited?
There is no known exploitation of CVE-2025-10237 in the wild and no public exploit code.
Sources
Also known as GHSA-9h3m-vgr9-8wvv.