6.5Medium

CVE-2026-56409

libexpat project libexpat; Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AB0); Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AC0)… Published: (4 months ago)

Description

xmlwf in libexpat before 2.8.2 has an integer overflow for the output filename when -d outputDir is used.

Weakness (CWE): CWE-190

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

References and patches

CPE matches (NVD) (1)

  • cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:* < 2.8.2