HTTPS Upgrade Bypass in Google Chrome

Publication date: 2026-08-25

Last updated on: 2026-08-25

Assigner: Chrome

Description

Protection mechanism failure in HttpsUpgrades in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to bypass web origin policy via crafted network traffic. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-25

Last Modified

2026-08-25

Generated

2026-08-26

AI Q&A

2026-08-26

EPSS Evaluated

N/A

NVD

CVE-2026-79006

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	152.0.7977.65

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-693	The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.

Attack-Flow Graph

Executive Summary

Protection mechanism failure in HttpsUpgrades in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to bypass web origin policy via crafted network traffic.

Impact Analysis

An attacker could exploit this to bypass security restrictions, potentially accessing sensitive data or performing unauthorized actions on websites you visit.

Mitigation Strategies

Update Google Chrome to version 152.0.7977.65 or later to address the protection mechanism failure in HttpsUpgrades.

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