Microsoft Edge (Chromium-based) Webview2 Spoofing Vulnerability
Priority LOW 23CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- High
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from Microsoft.
Summary
Microsoft Edge (Chromium-based) Webview2 Spoofing Vulnerability
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00664 51st percentileScored 2026-11-07
Fix Fixed Microsoft Edge (Chromium-based) Extended Stable (Microsoft): 122.0.2365.120Microsoft Edge (Chromium-based) (Microsoft): 123.0.2420.81
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Microsoft | Microsoft Edge (Chromium-based) Extended Stable | 1.0.0 to before 122.0.2365.120 | 122.0.2365.120 | Patch available | CNA |
| Microsoft | Microsoft Edge (Chromium-based) | 1.0.0 to before 123.0.2420.81 | 123.0.2420.81 | Patch available | CNA |
- Microsoft Edge (Chromium-based) Extended Stable VendorMicrosoft Affected 1.0.0 to before 122.0.2365.120 Fixed in 122.0.2365.120 Patch available CNA
- Microsoft Edge (Chromium-based) VendorMicrosoft Affected 1.0.0 to before 123.0.2420.81 Fixed in 123.0.2420.81 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:* | before 122.0.2365.120; 123.0.2420.53 to before 123.0.2420.81 | Vulnerable | Microsoft |
- cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:* Versions before 122.0.2365.120; 123.0.2420.53 to before 123.0.2420.81 Vulnerable ·Microsoft
Remediation
- Fix · CNA Microsoft Edge (Chromium-based) Extended Stable (Microsoft) Fixed in 122.0.2365.120
- Fix · CNA Microsoft Edge (Chromium-based) (Microsoft) Fixed in 123.0.2420.81
Vendor assessments
Microsoft
Microsoft's page for this CVE →
- Impact
- Spoofing
- Exploited
- No
- Publicly disclosed
- No
- Exploitability
- Exploitation Less Likely
| Product | Status | Plan or fix |
|---|---|---|
| Microsoft Edge (Chromium-based) | Fixed | 123.0.2420.81 · Security Update |
| Microsoft Edge (Chromium-based) Extended Stable | Fixed | 122.0.2365.120 · Security Update |
Timeline
- 2026-10-02 Threatist record created from CVE-2024-29049
- 2026-10-03 Alias added: GHSA-j4vc-q2qg-4hj8
- 2026-10-05 EPSS moved to the 50th–90th percentile
References
More Microsoft Edge Chromium vulnerabilities
- TI-2023-05824 Integer overflow in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2022-03781 Out-of-bounds write in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2025-12953 Memory corruption in Google Chrome KEVCVSS 3.1HIGH 8.8
- TI-2025-04867 Out-of-bounds read in Google Chrome KEVCVSS 3.1HIGH 8.8
- TI-2024-07384 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
- TI-2023-04799 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2024-29049 · CVE Program
- CVE-2024-29049 · NVD
- FIRST EPSS
- GHSA-j4vc-q2qg-4hj8 · GitHub Advisory Database · CC BY 4.0
- CVE-2024-29049 · Microsoft Security Update Guide
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences