Vulnerability Intelligence Report
Server Sent Event stream corruption in Spring MVC functional web framework
CVE-2026-59313
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
No Active Exploit Signals
CVSS Base Score
9.8
CRITICAL
Exploitability:3.9
Impact Score:5.9
EPSS Probability:0.16%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-93 ↗CWE-93 Improper Neutralization of CRLF Sequences ('CRLF Injection')
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Spring | Spring Framework | 7.0.0 <= 7.0.8 (affected), 6.2.0 <= 6.2.19 (affected), 6.1.0 <= 6.1.28 (affected), 6.0.0 <= 6.0.30 (affected), 5.3.0 <= 5.3.49 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.163%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | VMware by Broadcom · Vendor · USA |
| Reserved | 2026-07-04T18:13:57 |
| Published | 2026-08-27T17:58:03 |
| Last Updated | 2026-08-28T19:59:45 |
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