CVE-2026-47860

Unbounded decompression of attacker-supplied compressed message bodies

State: Published
Severity: 6.5 Medium
Published: Aug 26, 2026
Updated: Aug 27, 2026
Reserved: May 20, 2026

Description

An attacker who can publish to a queue consumed by an application that has enabled message decompression can crash the consumer JVM with a single ~1 MB message. Spring AMQP 4.1.0 Spring AMQP 4.0.0 - 4.0.4 Spring AMQP 3.2.0 - 3.2.12 Spring AMQP 2.4.18 and earlier

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	vmware

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
Spring AMQPSpring	4.1.0Affected 4.0.0 through 4.0.4Affected 3.2.0 through 3.2.12Affected 2.4.18 and earlierAffected

References

https://spring.io/security/cve-2026-47860

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