CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
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4DescriptionNVD
libexpat before 2.7.5 allows a NULL pointer dereference with empty external parameter entity content.
AnalysisAI
libexpat before version 2.7.5 contains a NULL pointer dereference vulnerability triggered by malformed XML containing empty external parameter entity content, resulting in denial of service through application crashes. The vulnerability affects all versions of libexpat prior to 2.7.5 across multiple platforms and applications that embed this XML parsing library. …
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RemediationAI
Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.
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External POC / Exploit Code
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EUVD-2026-12347