Should you update to Microsoft Edge 150.0.4078.96?
No: install Microsoft Edge 156.0.4314.58 instead. Microsoft Edge 150.0.4078.96 is a security update Microsoft released on 23 Jul 2026 for Mac and Windows. It fixes 12 security flaws.[1] None of them is known to be used in attacks.
It has since been replaced by Microsoft Edge 150.0.4078.99, released 24 Jul 2026, which includes all of its fixes. If you’re on an older version, install that instead.
Should you update?
No: install Microsoft Edge 156.0.4314.58 instead. Microsoft Edge 156.0.4314.58 came out on 30 Oct 2026 and includes every fix in Microsoft Edge 150.0.4078.96, so there’s no reason to stop at this one. Software Update offers the newest version your device can run.
Is Microsoft Edge 150.0.4078.96 still safe?
Not any more. The 29 updates since, up to Microsoft Edge 156.0.4314.58, fix 1,975 security flaws that Microsoft Edge 150.0.4078.96 doesn’t, and each became public the day its fix shipped. Installing it is safe: get it only from Edge’s own About page (Edge updates itself; there’s nothing to download from a website), never from a link in an email, text or pop-up.
What it fixes
Microsoft lists 12 security flaws.[1] Microsoft doesn’t rate them by severity. They are:
| Flaw | Severity | What Microsoft calls it |
|---|---|---|
CVE-2026-16413 | Not rated | Chromium: CVE-2026-16413 Out of bounds write in ANGLE |
CVE-2026-16414 | Not rated | Chromium: CVE-2026-16414 Insufficient validation of untrusted input in Chromecast |
CVE-2026-16415 | Not rated | Chromium: CVE-2026-16415 Insufficient validation of untrusted input in Extensions |
CVE-2026-16416 | Not rated | Chromium: CVE-2026-16416 Integer overflow in Chromecast |
CVE-2026-16417 | Not rated | Chromium: CVE-2026-16417 Uninitialized Use in Skia |
CVE-2026-16418 | Not rated | Chromium: CVE-2026-16418 Stack buffer overflow in V8 |
CVE-2026-16419 | Not rated | Chromium: CVE-2026-16419 Out of bounds read and write in ANGLE |
CVE-2026-16420 | Not rated | Chromium: CVE-2026-16420 Type Confusion in WebAudio |
CVE-2026-16421 | Not rated | Chromium: CVE-2026-16421 Inappropriate implementation in WebAudio |
CVE-2026-16422 | Not rated | Chromium: CVE-2026-16422 Insufficient validation of untrusted input in Certificate |
CVE-2026-16423 | Not rated | Chromium: CVE-2026-16423 Use after free in UI |
CVE-2026-16424 | Not rated | Chromium: CVE-2026-16424 Use after free in GPU |
How to update, and how long it takes
A minute or two. Edge restarts and reopens your tabs.
- Open Edge and click the three dots (…) at the top right.Choose Help and feedback, then About Microsoft Edge.
- Let it download the update.Edge checks as soon as that page opens. When it’s done, click Restart.
To check it worked: Three dots (…) → Help and feedback → About Microsoft Edge: the version is under the name, e.g. 157.0.4341.42. It should say 150.0.4078.99 or later.
150.0.4078.81 vs 150.0.4078.96
Microsoft Edge 150.0.4078.81, released 20 Jul 2026, fixed 1 security flaw. Microsoft Edge 150.0.4078.96 fixes 12 security flaws and includes the fixes before it, so going straight to 150.0.4078.96 gets you both.
- Before: Microsoft Edge 150.0.4078.81, 20 Jul 2026, 1 security flaw
- After: Microsoft Edge 150.0.4078.99, 24 Jul 2026, 6 security flaws
- Microsoft Edge updates, every release and the latest version
- Updates, the latest version of everything HARD tracks
References
- ^ Microsoft. “Microsoft Edge security release notes, July 23, 2026”, 23 Jul 2026.