Vulnerability Database

318,638

Total vulnerabilities in the database

CVE-2018-20452

The read_MSAT_body function in ole.c in libxls 1.4.0 has an invalid free that allows attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted file, because of inconsistent memory management (new versus free) in ole2_read_header in ole.c.

  • Published: Dec 25, 2018
  • Updated: Nov 9, 2025
  • CVE: CVE-2018-20452
  • Severity: Medium
  • Exploit:

CVSS v2:

  • Severity: Medium
  • Score: 6.8
  • AV:N/AC:M/Au:N/C:P/I:P/A:P

CWEs:

Software From Fixed in
libxls_project / libxls 1.4.0 1.4.0.x