CVE-2026-1858
Medium · 4.8CVSS
4.8
EPSS
0.2%
Published
Apr 29, 2026
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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