Description
In AdBlock before 3.45.0, 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.
Metrics
CVSS 3.0 8.1/10
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- https://armin.dev/blog/2019/04/adblock-plus-code-injection/Mitigation, Third Party Advisory
- https://blog.getadblock.com/adblock-for-chrome-3-45-0-resolving-a-potential-security-risk-b21647a26df6Vendor Advisory
- https://news.ycombinator.com/item?id=19666504Third Party Advisory
- https://armin.dev/blog/2019/04/adblock-plus-code-injection/Mitigation, Third Party Advisory
- https://blog.getadblock.com/adblock-for-chrome-3-45-0-resolving-a-potential-security-risk-b21647a26df6Vendor Advisory
- https://news.ycombinator.com/item?id=19666504Third Party Advisory
Timeline
- Published
- Apr 29, 2019
- Last modified
- Jun 17, 2026
- NVD status
- Modified