CVE-2025-61727: go before 1.24.11 (exclusive), from 1.25 (inclusive), before 1.25.5 (exclusive); +1 more affected products

CVE-2025-61727 affects cbl2 golang 1.18.8-10 on CBL Mariner 2.0. CVSS 3.1 base score 6.5 (MEDIUM, Source advisory). EPSS 0.00284 (percentile 0.19863), scored 24-Oct-2026. Fixed version: 2025.2.1.3-r8.

Affected technology

go · before 1.24.11 (exclusive)
golang

go · from 1.25 (inclusive), before 1.25.5 (exclusive)
golang

crypto/x509 · 0 to before 1.24.11, 1.25.0 to before 1.25.5
Go standard library

Component: Not specified by the source
Function: Certificate.Verify

Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 6.5/10) rates confidentiality and integrity impact as low; availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 25-Oct-2026 19:41 UTC

CWE: CWE-295
Product: cbl2 golang 1.18.8-10 on CBL Mariner 2.0
CCR priority: 26.1 /100 (P4)
CVSS 3.1: 6.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N · Source advisory
EPSS: 0.00284 · percentile 0.20687 · 2026-10-25
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-25 19:52:47.952465+00:00 UTC
Microsoft MSRC Security Update Guide (CVRF) · Source record · observed 2026-10-04 07:08:49.022374+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-18 17:25:50.801280+00:00 UTC
OSV.dev · Source record · observed 2026-10-25 11:19:57.492568+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-61727.html