Description
In Adblock Plus before 3.5.2, the $rewrite filter option allows filter-list maintainers to run arbitrary code in a client-side session when a web service loads a script for execution using XMLHttpRequest or Fetch, and the script origin has an open redirect.
References (5)
Core 5
Core References
Mitigation, Third Party Advisory x_refsource_misc
https://armin.dev/blog/2019/04/adblock-plus-code-injection/
Third Party Advisory x_refsource_misc
https://news.ycombinator.com/item?id=19666504
Vendor Advisory x_refsource_misc
https://adblockplus.org/releases/adblock-plus-352-for-chrome-firefox-and-opera-released
Third Party Advisory x_refsource_misc
https://gitlab.com/eyeo/adblockplus/adblockpluschrome/issues/1
Third Party Advisory x_refsource_misc
https://gitlab.com/eyeo/adblockplus/adblockpluscore/issues/4
Scores
CVSS v3
8.1
EPSS
0.0249
EPSS Percentile
82.6%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-94
Status
published
Products (1)
adblockplus/adblock_plus
< 3.5.2
Published
Apr 29, 2019
Tracked Since
Feb 18, 2026