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CVE-2026-1858

4.8 medium SSVC exploitation: none Analyzed
NVD · CVE.org

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.

Fix

Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.

Change history 1

  1. First seenCVSS 4.8 · gnuNVD modified 2026-10-26 20:10

Affected (CPE criteria) 1

  • cpe:2.3:a:gnu:wget2:*:*:*:*:*:*:*:*

References 1