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CVE-2020-15652 By observing the stack trace for JavaScript errors in web workers, it was possible to leak the result of a…
Description
By observing the stack trace for JavaScript errors in web workers, it was possible to leak the result of a cross-origin redirect. This applied only to content that can be parsed as script. This vulnerability affects Firefox < 79, Firefox ESR < 68.11, Firefox ESR < 78.1, Thunderbird < 68.11, and Thunderbird < 78.1.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 79 | earliest → < 79 | 79 |
| Firefox ESR 78.1 | earliest → < 78.1 | 78.1 |
| Firefox ESR 68.11 | earliest → < 68.11 | 68.11 |
| Thunderbird 78.1 | earliest → < 78.1 | 78.1 |
| Thunderbird 68.11 | earliest → < 68.11 | 68.11 |