MEDIUMCVSS v3.1 6.5Vulnerability

CVE-2026-12343

IBM MQ could allow an authenticated attacker to cause a denial of service due to improper validation of RFH2 message header fields in queued publish/subscribe operations.

Properties

Severity
MEDIUM
Nvd fetched at
2026-10-20T21:14:08.448323+00:00
Epss score
0.00235
Cvss score
6.5
Cvss severity
MEDIUM
Retrieved at
2026-10-21T01:24:48+00:00
Score
6.5
Last source
FIRST EPSS
Cvss version
3.1
Cve id
CVE-2026-12343
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
First seen by Signal
2026-10-19T19:31:52+00:00
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Published at
2026-10-19T17:17:17.773
Last modified
2026-10-19T20:55:02.217
Epss percentile
0.13478

Related Entities (1)

HAS_WEAKNESS (1)

→[Weakness]Uncontrolled Resource Consumption

Explore deeper with Ninja Signal's threat intelligence graph

Search in SpektrOpen Signal Desktop
CVE-2026-12343 (CVSS v3.1 6.5) — Ninja Signal Threat Intelligence | Ninja Signal