Spring Framework SSE Stream Corruption 6.2.0-6.2.19, 7.0.0-7.0.8
CVE-2026-47890 Published on August 27, 2026
Spring Framework Server Sent Event stream corruption while rendering fragments
Spring MVC and WebFlux applications are vulnerable to stream corruption when using Server-Sent Events (SSE) with view fragments.
Spring Framework 7.0.0 - 7.0.8
Spring Framework 6.2.0 - 6.2.19
Vulnerability Analysis
CVE-2026-47890 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Type
What is a CRLF Injection Vulnerability?
The software uses CRLF (carriage return line feeds) as a special element, e.g. to separate lines or records, but it does not neutralize or incorrectly neutralizes CRLF sequences from inputs.
CVE-2026-47890 has been classified to as a CRLF Injection vulnerability or weakness.
Products Associated with CVE-2026-47890
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Affected Versions
Spring Framework:- Version 7.0.0, <= 7.0.8 is affected.
- Version 6.2.0, <= 6.2.19 is affected.