HIGHCVSS v3.1 8.1Vulnerability

CVE-2026-12665

IBM MQ could allow a remote attacker to execute arbitrary code due to a stack buffer overflow when processing TLS certificates with malformed distinguished names during channel connection establishment.

Properties

Severity
HIGH
Nvd fetched at
2026-10-20T21:14:08.448323+00:00
Epss score
0.00249
Cvss severity
HIGH
Cvss score
8.1
Retrieved at
2026-10-21T01:24:48+00:00
Last source
FIRST EPSS
Score
8.1
Cvss version
3.1
Cve id
CVE-2026-12665
Cvss vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
First seen by Signal
2026-10-19T19:31:52+00:00
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Published at
2026-10-19T17:17:18.773
Last modified
2026-10-20T13:16:43.213
Epss percentile
0.15173

Related Entities (1)

HAS_WEAKNESS (1)

→[Weakness]Stack-based Buffer Overflow

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CVE-2026-12665 (CVSS v3.1 8.1) — Ninja Signal Threat Intelligence | Ninja Signal