Unrated severityNVD Advisory· Published Jun 21, 2026
CVE-2026-56406
CVE-2026-56406
Description
libexpat before 2.8.2 has an integer overflow in XML_ParseBuffer because it lacked a check that was present in XML_Parse.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2< 2.8.2+ 1 more
- (no CPE)range: < 2.8.2
- (no CPE)range: <2.8.2
Patches
Vulnerability mechanics
No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.
References
1News mentions
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