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CVE-2021-23968 If Content Security Policy blocked frame navigation, the full destination of a redirect served in the frame was reported…
Description
If Content Security Policy blocked frame navigation, the full destination of a redirect served in the frame was reported in the violation report; as opposed to the original frame URI. This could be used to leak sensitive information contained in such URIs. This vulnerability affects Firefox < 86, Thunderbird < 78.8, and Firefox ESR < 78.8.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 86 | earliest → < 86 | 86 |
| Thunderbird 78.8 | earliest → < 78.8 | 78.8 |
| Firefox ESR 78.8 | earliest → < 78.8 | 78.8 |
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