CVE-2026-88077：Microsoft Edge（Chromium 版）提權漏洞
CVE-2026-88077 - Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability
CVE-2026-88077 是一個影響 Microsoft Edge（Chromium 版）的提權漏洞，利用整數溢位可讓未授權攻擊者在網路上提升許可權。
此漏洞使未授權攻擊者可在網路上提權，讀者應即時安裝補丁以維護系統安全。
Integer overflow or wraparound in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.
Impact
Affected Products
The following products are affected by CVE-2026-88077
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
| ID | Vendor | Product | Action |
|---|---|---|---|
| 1 | Microsoft | edge | |
| 2 | Microsoft | edge_chromium |
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | [email protected] |
Apply October 2026 security updates to patch vulnerabilities and improve system security.
- Install October 2026 security updates promptly.
- Verify successful installation of all patches.
- Reboot systems if required by the update.
- Review update release notes for specific details.
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-88077.
| URL | Resource |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88077 |
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-88077 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-88077
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-88077 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-88077 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by [email protected]
十月. 29, 2026
Action Type Old Value New Value Added Description Integer overflow or wraparound in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Added CWE CWE-190 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/88xxx/CVE-2026-88077.json">CVE-2026-88077</a> Added Reference https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88077
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.