CVE-2026-1858 — wget2 Improper Certificate Validation
wget2 accepts a server certificate with incorrect Key Usage (KU) or Extended Key Usage (EKU). If the attackers compromise a certificate (with the associated private key) issued …
Published: 2026-04-29 · CVSS: 4.8 · CVSS 3.1
wget2 accepts a server certificate with incorrect Key Usage (KU) or Extended Key Usage (EKU). If the attackers compromise a certificate (with the associated private key) issued for a different purpose, they may be able to reuse it for TLS server authentication.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7