CVE-2021-30596

Name: CVE-2021-30596
Creator: NVD / NIST
Published: 2021-08-26T18:15:08.207+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 1.72%

Last modified Jun 17, 2026

CVE-2021-30596 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Incorrect security UI in Navigation in Google Chrome on Android prior to 92.0.4515.131 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via a crafted HTML page.. EPSS estimates a 1.72% chance of exploitation in the next 30 days.

Description

Incorrect security UI in Navigation in Google Chrome on Android prior to 92.0.4515.131 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via a crafted HTML page.

Metrics

CVSS 3.1

4.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

EPSS Probability

1.72%

74.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-346

Affected Software

Vendor	Product	Versions
Google	Chrome	< 92.0.4515.131
Fedoraproject	Fedora	33
Fedoraproject	Fedora	34
Fedoraproject	Fedora	35

References

https://chromereleases.googleblog.com/2021/08/the-stable-channel-has-been-updated-to.htmlRelease Notes, Vendor Advisory
https://crbug.com/1214481Exploit, Issue Tracking, Permissions Required, Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5LVY4WIWTVVYKQMROJJS365TZBKEARCF/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPJPUSAWIJMQFBQQQYXAICLI4EKFQOH6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QW4R2K5HVJ4R6XDZYOJCCFPIN2XHNS3L/
https://chromereleases.googleblog.com/2021/08/the-stable-channel-has-been-updated-to.htmlRelease Notes, Vendor Advisory
https://crbug.com/1214481Exploit, Issue Tracking, Permissions Required, Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5LVY4WIWTVVYKQMROJJS365TZBKEARCF/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPJPUSAWIJMQFBQQQYXAICLI4EKFQOH6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QW4R2K5HVJ4R6XDZYOJCCFPIN2XHNS3L/

Timeline

Published: Aug 26, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-30596?

Incorrect security UI in Navigation in Google Chrome on Android prior to 92.0.4515.131 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via a crafted HTML page.

How severe is CVE-2021-30596?

CVE-2021-30596 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 1.72% probability of exploitation in the next 30 days.

How do I fix CVE-2021-30596?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-30596?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST