CVE-2023-52263

Name: CVE-2023-52263
Creator: NVD / NIST
Published: 2023-12-30T19:15:08.253+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.46%

Last modified Jun 17, 2026

CVE-2023-52263 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Brave Browser before 1.59.40 does not properly restrict the schema for WebUI factory and redirect. This is related to browser/brave_content_browser_client.cc and browser/ui/webui/brave_web_ui_controller_factory.cc.. EPSS estimates a 0.46% chance of exploitation in the next 30 days.

Description

Brave Browser before 1.59.40 does not properly restrict the schema for WebUI factory and redirect. This is related to browser/brave_content_browser_client.cc and browser/ui/webui/brave_web_ui_controller_factory.cc.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.46%

36.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-601

Affected Software

Vendor	Product	Versions
Brave	Browser	< 1.59.40

References

https://github.com/brave/brave-browser/issues/32449Issue Tracking, Patch
https://github.com/brave/brave-browser/issues/32473Issue Tracking, Patch
https://github.com/brave/brave-core/pull/19820Issue Tracking, Patch
https://github.com/brave/brave-core/pull/19820/commits/9da202f7f4bc80b6975909b684bbc0764a31c4e9Patch
https://github.com/brave/brave-browser/issues/32449Issue Tracking, Patch
https://github.com/brave/brave-browser/issues/32473Issue Tracking, Patch
https://github.com/brave/brave-core/pull/19820Issue Tracking, Patch
https://github.com/brave/brave-core/pull/19820/commits/9da202f7f4bc80b6975909b684bbc0764a31c4e9Patch

Timeline

Published: Dec 30, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-52263?

How severe is CVE-2023-52263?

CVE-2023-52263 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.46% probability of exploitation in the next 30 days.

How do I fix CVE-2023-52263?

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-2023-52263?

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

Scan your code now

Source: NVD / NIST