xml denial of service

  1. CVE-2026-0989 libxml2 RelaxNG DoS: stack exhaustion and patch readiness

    CVE-2026-0989 is a low-severity libxml2 vulnerability disclosed on January 15, 2026, affecting the RelaxNG parser’s handling of nested schema includes and allowing a network-capable attacker, under high-complexity conditions, to crash vulnerable applications through stack exhaustion rather than...
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    • libxml2 vulnerability relaxng parser windows dependency risk xml denial of service
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    • Forum: Security Alerts