Dashboard / CVE-2026-1858

CVE-2026-1858

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 60/100
Published: 2026-04-29 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

Network No Auth No Interaction

CVSS Vector Breakdown

AV: Network
AC: High
PR: None
UI: None
S: Unchanged
C: Low
I: Low
A: None

Description

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.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
gnu wget2 < 2.2.1

References & Advisories (1)

Bug Bounty Relevance

60 / 100
✓ Network accessible
✓ No authentication
✓ No user interaction

CVSS Score

4.8 / 10.0 v3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

EPSS — Exploitation Probability

0.15%
Raw Score 0.001550
Percentile 4.6%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00155
2026-10-28
0.00155

Intelligence Sources

nvd ref →

External Links