Bug 2525221 (CVE-2026-59284)

Summary: CVE-2026-59284 org.springframework.cloud/spring-cloud-commons: Spring Cloud Commons: Integrity compromise via writable /actuator/env endpoint
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: gmalinko, janstey, pdelbell, rstepani
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in Spring Cloud Commons. A remote attacker with high privileges could exploit a missing allow list for property keys in the writable `/actuator/env` endpoint. This vulnerability allows the attacker to modify environment properties, resulting in a high integrity impact and a low availability impact on the affected system.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Description OSIDB Bzimport 2026-08-27 20:17:42 UTC 
There is no allow list for property keys when Spring Cloud Commons writable /actuator/env is enabled.
Spring Cloud Commons 5.0.0 - 5.0.2
Spring Cloud Commons 4.3.0 - 4.3.3
Spring Cloud Commons 4.0.0 - 4.2.6
Spring Cloud Commons 3.1.10 and earlier