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CVE-2026-41701

In Spring AMQP sequential correlation IDs enable reply poisoning on fixed reply queues

MEDIUM
4.4
CVSS Score
Published: June 9, 2026 at 11:47 PM UTC
Updated: October 1, 2026 at 01:34 PM UTC
2 products affected across 2 vendorsSpring Advanced Message Queuing ProtocolSpring Advanced Message Queuing Protocol

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Severity
MEDIUM4.4
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

Correlation IDs for replies in the RabbitTemplate.sendAndReceive() with the fixed reply queue are predictable due to internal simple counter. Affected versions: Spring AMQP 4.0.0 through 4.0.3; 3.2.0 through 3.2.10; 3.1.0 through 3.1.15; 2.4.0 through 2.4.17.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Spring Advanced Message Queuing Protocol· VMware
95%
v < 2.4.183.1.0 ≤ v < 3.1.163.2.0 ≤ v < 3.2.10.14.0.0 ≤ v < 4.0.3.1
Affected range stops below 2.4.18, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.1.16, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.2.10.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.0.3.1, so it looks safe — our inference, not a vendor statement
Spring Advanced Message Queuing Protocol· Spring
60%
2.4.0 ≤ v < 2.4.183.1.0 ≤ v < 3.1.163.2.0 ≤ v < 3.2.10.14.0.0 ≤ v < 4.0.3.12.4.03.1.03.2.04.0.0
Affected range stops below 2.4.18, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.1.16, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.2.10.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.0.3.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://spring.io/security/cve-2026-41701

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.4MEDIUMvmware
Attack Vector
NETWORK
Complexity
HIGH
Privileges
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-330

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