| Summary | Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12. |
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| Publication Date | June 16, 2026, 10:16 p.m. |
| Registration Date | June 17, 2026, 4:17 a.m. |
| Last Update | June 17, 2026, 2:16 a.m. |