When a worker is shutdown, it was possible to cause script to run late in the lifecycle, at a point after where it should not be possible. This vulnerability affects Firefox < 96, Thunderbird < 91.6, and Firefox ESR < 91.6.
2022-12-22T20:15:20.483
2025-04-16T15:15:49.963
Modified
CVSSv3.1: 8.8 (HIGH)
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | mozilla | firefox | < 96.0 | Yes |
| Application | mozilla | firefox_esr | < 91.6 | Yes |
| Application | mozilla | thunderbird | < 91.6 | Yes |