CVE-2026-12148
Ibm Mq Operator: unsafe deserialisation can lead to remote code execution
- Risk score
- 57/100
- CVSS
- 8.8 v3.1
- Exploit chance (30 days)
- 0.3%
- Published
- 19 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- IBM MQ Operator could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to unrestricted Java deserialization in the MQ Classes for Java.
- Affected
- Ibm Mq Operator
- Fix
- Apply the vendor's security update; see the linked advisory.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 8.8 high
References
Original description
IBM MQ Operator could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to unrestricted Java deserialization in the MQ Classes for Java.
Last activity 19 Oct 2026. Patch Forecast updates every hour.