CVE-2026-59313

Server Sent Event stream corruption in Spring MVC functional web framework

Published Aug 27, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
Spring MVC applications using the functional web framework are vulnerable to stream corruption when using Server-Sent Events (SSE).
Spring Framework 7.0.0 - 7.0.8
Spring Framework 6.2.0 - 6.2.19
Spring Framework 6.1.0 - 6.1.28
Spring Framework 6.0.0 - 6.0.30
Spring Framework 5.3.0 - 5.3.49

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
References
History
Type Values Removed Values Added
First Time appeared Vmware
Vmware spring Framework
CPEs cpe:2.3:a:vmware:spring_framework:*:*:*:*:*:*:*:*
Vendors & Products Vmware
Vmware spring Framework
Type Values Removed Values Added
Weaknesses CWE-200
CWE-400
Type Values Removed Values Added
Weaknesses CWE-93
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-200
CWE-400
Type Values Removed Values Added
First Time appeared Spring
Spring spring Framework
Vendors & Products Spring
Spring spring Framework
Type Values Removed Values Added
Description Spring MVC applications using the functional web framework are vulnerable to stream corruption when using Server-Sent Events (SSE). Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30 Spring Framework 5.3.0 - 5.3.49
Title Server Sent Event stream corruption in Spring MVC functional web framework
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
vmware
Published
Updated
Aug 28, 2026, 7:59 PM
Reserved
Jul 4, 2026, 6:13 PM
Status
Analyzed
Published
Aug 27, 2026, 8:17 PM
Modified
Aug 31, 2026, 6:04 PM