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CVEs-PoC/2025/CVE-2025-5263.md
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2025-09-29 21:09:30 +02:00

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CVE-2025-5263

Description

Error handling for script execution was incorrectly isolated from web content, which could have allowed cross-origin leak attacks. This vulnerability affects Firefox < 139, Firefox ESR < 115.24, Firefox ESR < 128.11, Thunderbird < 139, and Thunderbird < 128.11.

POC

Reference

No PoCs from references.

Github