Open Redirect in Brave Adblock-Lists

CVE-2023-22798

Prior to commit 51867e0d15a6d7f80d5b714fd0e9976b9c160bb0, https://github.com/brave/adblock-lists removed redirect interceptors on some websites like Facebook in which the redirect interceptor may have been there for security purposes. This could potentially cause open redirects on these websites. Brave's redirect interceptor removal feature is known as "debouncing" and is intended to remove unnecessary redirects that track users across the web.

Vulnerability class: Open Redirect

EPSS: 0.005 (38.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

  • Brave Adblock-lists
  • N/a Https://github.com/brave/adblock-lists — versions 51867e0d15a6d7f80d5b714fd0e9976b9c160bb0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-22798?
CVE-2023-22798 is a medium-severity vulnerability in Brave Adblock-Lists, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2023-02-09.
How severe is CVE-2023-22798?
Medium severity. CVSS v3 base score is 6.1 out of 10.