CVE-2025-58189

5.3 MEDIUM
Published: October 29, 2025 Modified: November 04, 2025

Description

When Conn.Handshake fails during ALPN negotiation the error contains attacker controlled information (the ALPN protocols sent by the client) which is not escaped.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://go.dev/cl/707776
Source: security@golang.org
https://go.dev/issue/75652
Source: security@golang.org
https://pkg.go.dev/vuln/GO-2025-4008
Source: security@golang.org
http://www.openwall.com/lists/oss-security/2025/10/08/1
Source: af854a3a-2127-422b-91ae-364da2661108

5 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.3 / 10.0
EPSS (Exploit Probability)
0.0%
4th percentile
Exploitation Status
Not in CISA KEV