CVE-2021-21136: Insufficient policy enforcement in WebView
First published: Fri Dec 27 2019(Updated: )
Insufficient policy enforcement in WebView in Google Chrome on Android prior to 88.0.4324.96 allowed a remote attacker to leak cross-origin data via a crafted HTML page.
Credit: chrome-cve-admin@google.com Shiv Sahni Movnavinothan V Imdad Mohammed
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Google Chrome (Trace Event) | <88.0.4324.96 | 88.0.4324.96 |
| Google Chrome (Trace Event) | <88.0.4324.96 | |
| Android | ||
| Microsoft Edge (Chromium-based) | <88.0.705.50 |
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Reference Links
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2021-21117
- CVE-2021-21118
- CVE-2021-21119
- CVE-2021-21120
- CVE-2021-21121
- CVE-2021-21122
- CVE-2021-21123
- CVE-2021-21124
- CVE-2021-21125
- CVE-2020-16044
- CVE-2021-21126
- CVE-2021-21127
- CVE-2021-21128
- CVE-2021-21129
- CVE-2021-21130
- CVE-2021-21131
- CVE-2021-21132
- CVE-2021-21133
- CVE-2021-21134
- CVE-2021-21135
- CVE-2021-21137
- CVE-2021-21138
- CVE-2021-21139
- CVE-2021-21140
- CVE-2021-21141
Frequently Asked Questions
What is the severity of CVE-2021-21136?
CVE-2021-21136 is classified as a high severity vulnerability due to its potential to allow data leakage across origins.
How do I fix CVE-2021-21136?
To address CVE-2021-21136, update Google Chrome to version 88.0.4324.96 or later.
What systems are affected by CVE-2021-21136?
CVE-2021-21136 affects Google Chrome on Android versions prior to 88.0.4324.96 along with Microsoft Edge Chromium versions up to 88.0.705.50.
Can CVE-2021-21136 be exploited remotely?
Yes, CVE-2021-21136 can be exploited remotely by an attacker using a crafted HTML page.
What type of vulnerability is CVE-2021-21136?
CVE-2021-21136 is an insufficient policy enforcement vulnerability in the WebView component of Google Chrome.
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- collector/chrome-releases
- agent/software-canonical-lookup
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- vendor/google
- canonical/google chrome (trace event)
- canonical/android
- vendor/microsoft
- canonical/microsoft edge (chromium-based)