CVE-2026-13289

HIGH
MEDIUM Priority: 0.03 BB Relevance: 64/100
Published: 2026-11-04 Modified: 2026-11-09 First seen: 2026-11-04 Status: active

Attack Surface

Network Low Complexity No Interaction Conf. Impact

CVSS Vector Breakdown

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

Description

IBM MQ 9.2.0.0 through 9.2.0.44 LTS, 9.3.0.0 through 9.3.0.42 LTS, 9.4.0.0 through 9.4.0.26 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 through 10.0.0.5 LTS and CD is vulnerable to an XML external entity injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources.

Affected Software (10)

VendorProductVersion
IBM MQ 9.2.0.0
IBM MQ 9.3.0.0
IBM MQ 9.4.0.0
IBM MQ 9.4.0.0
IBM MQ 10.0.0.0
IBM MQ 9.2.0.0
IBM MQ 9.3.0.0
IBM MQ 9.4.0.0
IBM MQ 9.4.0.0
IBM MQ 10.0.0.0

References & Advisories (1)

Bug Bounty Relevance

64 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

7.1 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L

EPSS — Exploitation Probability

0.36%
Raw Score 0.003610
Percentile 30.3%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00361
2026-11-13
0.00361
2026-11-12
0.00361
2026-11-10
0.00361
2026-11-09
0.00361
2026-11-08
0.00361
2026-11-07
0.00361
2026-11-06
0.00361
2026-11-05
0.00361

Intelligence Sources

mitre ref →
nvd ref →