🛡️ CVE-2023-22798 — adblock-lists

🟡 CVSS 6.1 — Medium ⚠️ Exploit Public CWE-601 NVD
6.1
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

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.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. A user must be tricked into taking some action. The scope is changed, meaning a successful attack can affect components beyond the vulnerable one. Rated impact: confidentiality low, integrity low, availability none.

Weakness class

CVE-2023-22798 is classified as CWE-601: Open Redirect. A redirect target is taken from user input, so a trusted link can send the visitor to an attacker's site.

Affected software

CVE-2023-22798 is recorded against 1 package.

  • adblock-lists (fixed in 2022-05-25)

Timeline and source

Published on 9 February 2023 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. A vendor advisory or fix has been published. Record sourced from NVD.

References

hackerone.com
hackerone.com

Details

Severity MEDIUM
CVSS Score 6.1
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE CWE-601
Public Exploit ⚠️ Yes
Source NVD
Published 2023-02-09
Updated 2026-08-11
Modified 2026-06-17

Affected Packages

Software From version Fixed in
adblock-lists — 2022-05-25

References

Exploit, Patch, Third Party Advisory https://hackerone.com/reports/1579374
Exploit, Patch, Third Party Advisory https://hackerone.com/reports/1579374

Exploit Protection

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CVE-2023-22798 carries CVSS 6.1 Medium rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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