Vulnerability Details CVE-2026-76956
In libexpat 2.8.2 and 2.8.3 before 2.8.4, misinterpretation of getentropy's return code leads to insufficient entropy, which results in being vulnerable to hash flooding attacks, causing a denial of service via crafted XML content.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 20.0%
CVSS Severity
CVSS v3 Score 5.9
References
Products affected by CVE-2026-76956
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cpe:2.3:a:libexpat_project:libexpat:*