| Package | Affected versions | Patched versions |
|---|---|---|
| firefox | < 128.9.0< 137.0 | 128.9.0137.0 |
| thunderbird | ≥ 129.0, < 137.0< 128.9.0 | 137.0128.9.0 |
A crafted URL containing specific Unicode characters could have hidden the true origin of the page, resulting in a potential spoofing attack. This vulnerability was fixed in Firefox 137, Firefox ESR 128.9, Thunderbird 137, and Thunderbird 128.9.
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