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CVE-2026-47860— Unbounded decompression of attacker-supplied compressed message bodies

Quick assessment

Affected
Spring Spring AMQP
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

VMware Spring AMQP是美国VMware公司的一款基于AMQP协议的消息队列开发框架。 VMware Spring AMQP 4.1.0版本、4.0.0至4.0.4版本、3.2.0至3.2.12版本和2.4.18及之前版本存在安全漏洞，该漏洞源于消息解压功能处理不当，可能导致攻击者通过发布单个约1MB的消息使消费者JVM崩溃。

CVSS 6.5 · Medium EPSS 0.42% · P34

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 4

VendorProduct Version RangeStatus
Spring Spring AMQP 4.1.0 affected
4.0.0≤ 4.0.4 affected
3.2.0≤ 3.2.12 affected
≤ 2.4.18 affected
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I. Basic Information for CVE-2026-47860

Vulnerability Information
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Vulnerability Title
Unbounded decompression of attacker-supplied compressed message bodies
Source: CVE Program / CVE List V5
Vulnerability 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
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
VMware Spring AMQP 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
VMware Spring AMQP是美国VMware公司的一款基于AMQP协议的消息队列开发框架。 VMware Spring AMQP 4.1.0版本、4.0.0至4.0.4版本、3.2.0至3.2.12版本和2.4.18及之前版本存在安全漏洞，该漏洞源于消息解压功能处理不当，可能导致攻击者通过发布单个约1MB的消息使消费者JVM崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Spring Spring AMQP 4.1.0 -

II. Public POCs for CVE-2026-47860

# POC Description Source Link Shenlong Link
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default-local-qwen3.6 · 3640 chars
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III. Intelligence Information for CVE-2026-47860

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Vendor Advisories for CVE-2026-47860 (1)

Same Patch Batch · Spring · 2026-08-26 · 20 CVEs total

CVE-2026-47852 7.5 HIGH Predictable cache directory location allows local ONNX model substitution in Spring AI
CVE-2026-47851 7.5 HIGH Unbounded recursion over attacker-controlled PDF outline tree in Spring AI PDF Document Re
CVE-2026-47841 7.4 HIGH WebAuthn User Verification Bypass via Session Serialization
CVE-2026-47836 7.2 HIGH Spring Cloud Config Server Susceptible To TOCTOU Attack When Using SVN
CVE-2026-47837 6.8 MEDIUM Spring Cloud Config Server Monitor Endpoint Does Not Validate Webhook Requests
CVE-2026-47842 6.5 MEDIUM Deterministic AES/CBC Encryption in Spring Security AesBytesEncryptor Allows Ciphertext Co
CVE-2026-47856 6.3 MEDIUM JsonToObjectTransformer resolves the json__TypeId__ message header to an arbitrary class w
CVE-2026-47861 6.3 MEDIUM UDP adapter sends ack to attacker-supplied host:port parsed from packet body, even when ac
CVE-2026-47848 6.1 MEDIUM Reactor Netty WebSocket Client Leaks Credentials On Redirect
CVE-2026-47863 5.9 MEDIUM Reactor Core bufferTimeout fair-backpressure pipeline permanently hangs when upstream deli
CVE-2026-47857 5.9 MEDIUM Reactor Core windowTimeout fair-backpressure stream hang due to 20-bit index wrap-around
CVE-2026-47862 5.4 MEDIUM ZipTransformer uses file_name header to build workDirectory path without sanitization
CVE-2026-47859 5.4 MEDIUM Unbounded memory allocation in RFC6587SyslogDeserializer (octet-counted framing) — remote
CVE-2026-47845 5.3 MEDIUM Reactor Netty HTTP Server may incorrectly evaluate proxy addresses
CVE-2026-47874 5.3 MEDIUM Reactor Netty HTTP Server Denial of Service With Pipelined Requests
CVE-2026-47844 5.3 MEDIUM Reactor Netty HTTP Server Leaks Exception Details
CVE-2026-47834 4.8 MEDIUM Spring Data JPA Sort expression validation bypass
CVE-2026-47850 4.3 MEDIUM Spring Data REST allows mutation of the version property of immutable aggregates via PUT
CVE-2026-47843 3.7 LOW Reactor Netty may incorrectly route traffic due to DNS resolver reuse

IV. Related Vulnerabilities

Same product: Spring AMQP
Same vendor: Spring

V. Comments for CVE-2026-47860

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