Advisories for Nuget/CefSharp.WinForms package

2025

CefSharp affected by incorrect handle provided in unspecified circumstances in Mojo on Windows

Incorrect handle provided in unspecified circumstances in Mojo in Google Chrome on Windows prior to 134.0.6998.177 allowed a remote attacker to perform a sandbox escape via a malicious file. (Chromium security severity: High) https://nvd.nist.gov/vuln/detail/CVE-2025-2783 https://chromereleases.googleblog.com/2025/03/stable-channel-update-for-desktop_25.html https://issues.chromium.org/issues/405143032

2022

Use after free in Animation

The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are unknown but an exploit is available. There is currently little other public information on the issue other than it has been flagged as High severity.

2020

Use After Free

Use after free in site isolation in Google Chrome prior to 86.0.4240.198 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.