CVE-2026-77490— Microsoft Edge (Chromium-based) Spoofing Vulnerability
Quick assessment
Affected
Microsoft Microsoft Edge (Chromium-based)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
微软 Edge（基于 Chromium 内核）在生成网页时对输入进行不恰当中和（跨站脚本，XSS），允许未经授权的攻击者通过网络实施欺骗攻击。
Affected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Microsoft | Microsoft Edge (Chromium-based) | 1.0.0.0< 151.0.4129.107 |
affected |
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I. Basic Information for CVE-2026-77490
Vulnerability Information
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Vulnerability Title
Microsoft Edge (Chromium-based) Spoofing Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Microsoft | Microsoft Edge (Chromium-based) | 1.0.0.0 ~ 151.0.4129.107 | - |
|
II. Public POCs for CVE-2026-77490
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-77490 (1)
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V. Comments for CVE-2026-77490
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