**Describe the solution you'd like** There is a new Chromium 144.0.7559.252 release from May 22, 2026. Release notes: https://chromereleases.googleblog.com/2026/05/long-term-support-channel-update-for_0791967139.html CEF Build: https://github.com/chromiumembedded/cef/pull/4179 **Additional context** This is a security update for https://github.com/cefsharp/CefSharp/releases/tag/v144.0.250 The Chromium v144 is a Long Term Support branch. CEF Chromium supported releases: <https://chromiumembedded.github.io/cef/branches_and_building#current-release-branches-supported> **Checklist:** - [x] I have reviewed the [CEF API](https://magpcss.org/ceforum/apidocs3/index-all.html) and have confirmed the feature I'm requesting is possible. - [ ] The Feature I'm requesting is an improvement to Async Javascript Binding (No new feature are being added to the Sync Javascript binding) - [ ] An open `PR` exists on the [CEF Pull Requests](https://bitbucket.org/chromiumembedded/cef/pull-requests/) and I'd like to propose this feature is added to `CefSharp` when/if it's merged. ---- > This version includes selected security fixes including: > > - 484946544 High [CVE-2026-3921](https://nvd.nist.gov/vuln/detail/CVE-2026-3921): Use after free in TextEncoding. > - 491515787 High [CVE-2026-5280](https://nvd.nist.gov/vuln/detail/CVE-2026-5280): Use after free in WebCodecs. > - 485935314 High [CVE-2026-3923](https://nvd.nist.gov/vuln/detail/CVE-2026-3923): Use after free in WebMIDI. > - 488585488 High [CVE-2026-4454](https://nvd.nist.gov/vuln/detail/CVE-2026-4454): Use after free in Network. > - 492218537 High [CVE-2026-5866](https://nvd.nist.gov/vuln/detail/CVE-2026-5866): Use after free in Media. > - 496282147 High [CVE-2026-6303](https://nvd.nist.gov/vuln/detail/CVE-2026-6303): Use after free in Codecs. > - 496281816 High [CVE-2026-5872](https://nvd.nist.gov/vuln/detail/CVE-2026-5872): Use after free in Blink. > - 485397139 High [CVE-2026-3922](https://nvd.nist.gov/vuln/detail/CVE-2026-3922): Use after free in MediaStream. > - 496205576 High [CVE-2026-5290](https://nvd.nist.gov/vuln/detail/CVE-2026-5290): Use after free in Compositing. > - 494352590 High [CVE-2026-7363](https://nvd.nist.gov/vuln/detail/CVE-2026-7363): Use after free in Canvas. > - 489711638 High [CVE-2026-5276](https://nvd.nist.gov/vuln/detail/CVE-2026-5276): Insufficient policy enforcement in WebUSB. > > https://chromereleases.googleblog.com/2026/05/long-term-support-channel-update-for_0791967139.html
Describe the solution you'd like
There is a new Chromium 144.0.7559.252 release from May 22, 2026.
Release notes: https://chromereleases.googleblog.com/2026/05/long-term-support-channel-update-for_0791967139.html
CEF Build: chromiumembedded/cef#4179
Additional context
This is a security update for https://github.com/cefsharp/CefSharp/releases/tag/v144.0.250
The Chromium v144 is a Long Term Support branch.
CEF Chromium supported releases: https://chromiumembedded.github.io/cef/branches_and_building#current-release-branches-supported
Checklist:
PRexists on the CEF Pull Requests and I'd like to propose this feature is added toCefSharpwhen/if it's merged.