CVE-2026-19986 (GCVE-0-2026-19986)
Vulnerability from cvelistv5
Published
2026-08-17 05:00
Modified
2026-08-19 15:40
Severity ?
2.1 (Low) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
5.4 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:P/RC:R
5.4 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:P/RC:R
CWE
  • CWE-285 - Improper Authorization
  • CWE-266 - Incorrect Privilege Assignment
Summary
A weakness has been identified in Adblock for Youtube Extension up to 7.2.1 on Chrome. The impacted element is the function updateDynamicRules of the file contentscript.js of the component Event Listener. This manipulation of the argument yt-anti-adblock-detected causes improper authorization. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
References
Impacted products
Vendor Product Version
n/a Adblock for Youtube Extension Version: 7.2.0
Version: 7.2.1
    cpe:2.3:a:adblock_for_youtube_extension:adblock_for_youtube_extension:*:*:*:*:*:*:*:*
Show details on NVD website

To clipboard 

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