CVE-2026-19645Multiple vulnerabilities in IBM MQ Agent images
- 6.5MediumCVSS base score
- 0.41%Exploitation in 30 daysEPSS · top 64% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
IBM MQ Agent CD: v1.0.0, v1.0.1, v2.0.0, v2.0.1 An authenticated user with a valid session cookie can submit arbitrarily large or computationallyexpensive requests that cause the LLM agent workers to be held for extended periods — rangingfrom tens of seconds to over ten minutes per request. When multiple such requests are sentconcurrently, the agent worker pool becomes exhausted, causing all other IBM MQ Console users toexperience degraded performance or complete unavailability of the AI Agent feature.
Timeline
ID reserved
By ibm
- 23 days later
· 23 days later
Published
- 6 days later
· 6 days later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| ibmCNA (assigner) | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Awaiting Analysis | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.41% · top 64% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Affected products
What to do
Solution: Issues mentioned by this security bulletin are addressed in IBM MQ Agent v2.0.2 image. IBM strongly recommends applying the latest agent images. IBM MQ Agent v2.0.2 release details: Image Fix Version Registry Image Location ibm-mq-agent-runtime v2.0.2 cp.icr.io cp.icr.io/cp/ibm-mq-agent-runtime:v2.0.2@sha256:564a3ea85fb601b6bcad4edfd1fe681430d3302338566eb9a554b76e88dc5381 ibm-mq-agent-mcp v2.0.2 cp.icr.io cp.icr.io/cp/ibm-mq-agent-mcp:v2.0.2@sha256:400e94ea5312a1307a03e4098506d2e30f7638a0c1410992ce50c59f5cf7a25e ibm-mq-agent-embedding-service v2.0.2 cp.icr.io cp.icr.io/cp/ibm-mq-agent-embedding-service:v2.0.2@sha256:1c324e024462984462a0c7286b7249f76ee1f3bd08000cddf6e431766eea5d7a
References
References1
- https://www.ibm.com/support/pages/node/7285394 (opens in a new tab)vendor-advisorypatch
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2026-71259 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2026-19645)Record last updated .