CVE-2026-12667

Summary

IBM MQ 9.1.0.0 through 9.1.0.37 LTS, 9.2.0.0 through 9.2.0.43 LTS, 9.3.0.0 through 9.3.0.41 LTS, 9.3.0.0 through 9.3.5.1 CD, 9.4.0.0 through 9.4.0.25 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 could allow an authenticated attacker to read files from a vulnerable .NET client or cause limited denial of service due to improper handling of XML external entities in RFH2 folder parsing.

Affected Software

VendorProductVersion RangeStatus
IBMMQ9.1.0.0 <= 9.1.0.37 LTSaffected
IBMMQ9.2.0.0 <= 9.2.0.43 LTSaffected
IBMMQ9.3.0.0 <= 9.3.0.41 LTSaffected
IBMMQ9.3.0.0 <= 9.3.5.1 CDaffected
IBMMQ9.4.0.0 <= 9.4.0.25 LTSaffected
IBMMQ9.4.0.0 <= 9.4.5.1 CDaffected
IBMMQ10.0.0.0affected

Weaknesses

  • CWE-611: CWE-611 Improper Restriction of XML External Entity Reference

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References