Microsoft Edge WebView2 Runtime 142.0.3595.53
Microsoft Edge WebView2 Runtime 142.0.3595.53, released October 31, 2025, fixes 18 CVEs in Microsoft Edge WebView2 Runtime. None of them is reported as exploited. Patch Radar priority: High. The latest Microsoft Edge WebView2 Runtime is 157.0.4341.42, which also fixes every one of these CVEs.
Superseded. The latest Microsoft Edge WebView2 Runtime is 157.0.4341.42, which also fixes every CVE on this page. Install that instead.
Priority of the 18 CVEs
Applies to
| Product | Version |
|---|---|
| Microsoft Edge WebView2 Runtime | 142.0.3595.53 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2025-12428 | Chromium: CVE-2025-12428 Type Confusion in V8 | 8.8 | 0.0808 | None reported |
| High | CVE-2025-12036 | Chromium: CVE-2025-12036 Inappropriate implementation in V8 | 8.8 | 0.0375 | None reported |
| High | CVE-2025-12430 | Chromium: CVE-2025-12430 Object lifecycle issue in Media | 7.5 | 0.0038 | None reported |
| High | CVE-2025-12429 | Chromium: CVE-2025-12429 Inappropriate implementation in V8 | 8.8 | 0.0037 | None reported |
| High | CVE-2025-12432 | Chromium: CVE-2025-12432 Race in V8 | 8.8 | 0.0025 | None reported |
| High | CVE-2025-12437 | Chromium: CVE-2025-12437 Use after free in PageInfo | 7.5 | 0.0024 | None reported |
| Routine | CVE-2025-60711 | Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability | 6.3 | 0.0041 | Exploitation Less Likely |
| Routine | CVE-2025-12433 | Chromium: CVE-2025-12433 Inappropriate implementation in V8 | 4.3 | 0.0030 | None reported |
| Routine | CVE-2025-12443 | Chromium: CVE-2025-12433 Inappropriate implementation in V8 | 4.3 | 0.0023 | None reported |
| Routine | CVE-2025-12431 | Chromium: CVE-2025-12431 Inappropriate implementation in Extensions | 6.5 | 0.0023 | None reported |
| Routine | CVE-2025-12440 | Chromium: CVE-2025-12440 Inappropriate implementation in Autofill | 5.3 | 0.0021 | None reported |
| Routine | CVE-2025-12441 | Chromium: CVE-2025-12441 Out of bounds read in V8 | 4.3 | 0.0021 | None reported |
| Routine | CVE-2025-12434 | Chromium: CVE-2025-12434 Race in Storage | 4.2 | 0.0019 | None reported |
| Routine | CVE-2025-12444 | Chromium: CVE-2025-12444 Incorrect security UI in Fullscreen UI | 4.2 | 0.0019 | None reported |
| Routine | CVE-2025-12436 | Chromium: CVE-2025-12436 Policy bypass in Extensions | 5.9 | 0.0018 | None reported |
| Routine | CVE-2025-12446 | Chromium: CVE-2025-12446 Incorrect security UI in SplitView | 4.2 | 0.0017 | None reported |
| Routine | CVE-2025-12445 | Chromium: CVE-2025-12445 Policy bypass in Extensions | 6.5 | 0.0015 | None reported |
| Routine | CVE-2025-12439 | Chromium: CVE-2025-12439 Inappropriate implementation in App-Bound Encryption | 5.5 | 0.0009 | None reported |
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