| Package | Affected versions | Patched versions |
|---|---|---|
| firefox | < 45.7.0< 51.0 | 45.7.051.0 |
| thunderbird | < 45.7.0 | 45.7.0 |
The JSON viewer in the Developer Tools uses insecure methods to create a communication channel for copying and viewing JSON or HTTP headers data, allowing for potential privilege escalation. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.
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