Apache
CVE-2026-108946: Improper input validation vulnerability in Apache ActiveMQ, Apache ActiveMQ KahaDB. The ActiveMQ broker resolves connection, session and consumer state from
CVE-2026-108946 Nov 4, 2026 Source: Vendor
Improper input validation vulnerability in Apache ActiveMQ, Apache ActiveMQ KahaDB.
The ActiveMQ broker resolves connection, session and consumer state from ids that are user provided and in some scenarios does not validate that they ids are bound to that user. This allows an authenticated client to spoof another user's ids. This allows:
* an authenticated client consumes from another connection's temporary queue/topic by putting the victim's connection id in its own ConsumerId, bypa
Source of record
The credited names below are quoted verbatim from the vendor's own advisory:
https://nvd.nist.gov/vuln/detail/CVE-2026-108946
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CVE-2026-108946
BR2026-0000-042222
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Credited as zerovuln labs