CVE-2021-30558: Insufficient policy enforcement in content security policy
Published Dec 19, 2018
·Updated
Insufficient policy enforcement in content security policy in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chrome security severity: Medium)
Credit
Jun Kokatsu, Microsoft Browser Vulnerability Research
Affected Software
2 affected componentsFixes available
Google Chrome<91.0.4472.77
91.0.4472.77
Google Chrome<91.0.4472.77
Event History
Dec 19, 2018
CVE Published
12:00 AM
Jan 2, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2021-30521
- CVE-2021-30522
- CVE-2021-30523
- CVE-2021-30524
- CVE-2021-30525
- CVE-2021-30526
- CVE-2021-30527
- CVE-2021-30528
- CVE-2021-4322
- CVE-2021-30529
- CVE-2021-30530
- CVE-2021-30531
- CVE-2021-30532
- CVE-2021-30533
- CVE-2021-30534
- CVE-2021-30535
- CVE-2021-30542
- CVE-2021-30543
- CVE-2021-30536
- CVE-2021-30537
- CVE-2021-30538
- CVE-2021-30539
- CVE-2021-30540
- CVE-2021-4321
Frequently Asked Questions
1
What is the severity of CVE-2021-30558?
The severity of CVE-2021-30558 is classified as Medium.
2
How do I fix CVE-2021-30558?
To fix CVE-2021-30558, update Google Chrome to version 91.0.4472.77 or later.
3
What is the impact of CVE-2021-30558?
CVE-2021-30558 could allow a remote attacker to bypass content security policies via a crafted HTML page.
4
Which versions of Google Chrome are affected by CVE-2021-30558?
Google Chrome versions prior to 91.0.4472.77 are affected by CVE-2021-30558.
5
Is CVE-2021-30558 a browser vulnerability?
Yes, CVE-2021-30558 is a vulnerability found in the Google Chrome web browser.