| Package | Affected versions | Patched versions |
|---|---|---|
| firefox | < 67.0 | 67.0 |
| firefox esr | < 60.7 | 60.7 |
| thunderbird | < 60.7 | 60.7 |
Images from a different domain can be read using a canvas object in some circumstances. This could be used to steal image data from a different site in violation of same-origin policy. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.
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