CWE
346
Advisory Published
CVE Published
Updated

CVE-2021-21184: Inappropriate implementation in performance APIs

First published: Thu Sep 24 2020(Updated: )

Inappropriate implementation in performance APIs in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

Credit: chrome-cve-admin@google.com James Hartig

Affected SoftwareAffected VersionHow to fix
debian/chromium
90.0.4430.212-1~deb10u1
116.0.5845.180-1~deb11u1
118.0.5993.70-1~deb11u1
116.0.5845.180-1~deb12u1
118.0.5993.70-1~deb12u1
118.0.5993.70-1
Google Chrome (Trace Event)<89.0.4389.72
89.0.4389.72
Google Chrome (Trace Event)<89.0.4389.72
Fedora=32
Fedora=33
Fedora=34
Debian=10.0

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Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2021-21184?

    CVE-2021-21184 has a medium severity rating due to its potential to leak cross-origin data.

  • How do I fix CVE-2021-21184?

    To fix CVE-2021-21184, update Google Chrome to version 90.0.4430.212 or later.

  • Which versions of Google Chrome are affected by CVE-2021-21184?

    Google Chrome versions prior to 89.0.4389.72 are affected by CVE-2021-21184.

  • Is any other software affected by CVE-2021-21184?

    Yes, the Chromium package in certain Debian versions is also affected by CVE-2021-21184.

  • Can CVE-2021-21184 be exploited remotely?

    Yes, CVE-2021-21184 can be exploited remotely through a crafted HTML page.

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