Vulnerability Database

289,689

Total vulnerabilities in the database

CVE-2024-45491

An issue was discovered in libexpat before 2.6.3. dtdCopy in xmlparse.c can have an integer overflow for nDefaultAtts on 32-bit platforms (where UINT_MAX equals SIZE_MAX).

  • Published: Aug 30, 2024
  • Updated: May 4, 2025
  • CVE: CVE-2024-45491
  • Severity: Critical
  • Exploit:

CVSS v3:

  • Severity: Critical
  • Score: 9.8
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWEs:

Software From Fixed in
libexpat_project / libexpat - 2.6.3