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CVEs-PoC/2025/CVE-2025-4087.md
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2025-09-29 21:09:30 +02:00

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CVE-2025-4087

Description

A vulnerability was identified in Thunderbird where XPath parsing could trigger undefined behavior due to missing null checks during attribute access. This could lead to out-of-bounds read access and potentially, memory corruption. This vulnerability affects Firefox < 138, Firefox ESR < 128.10, Thunderbird < 138, and Thunderbird < 128.10.

POC

Reference

Github