Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-j9f9-w8pj-32f8
Advisory ID github_osv/GHSA-j9f9-w8pj-32f8
Aliases CVE-2026-47890
Summary 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
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (1)
CWE-93 Improper Neutralization of CRLF Sequences ('CRLF Injection')
System Score Found at
cvssv3.1 9.8 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/08/GHSA-j9f9-w8pj-32f8/GHSA-j9f9-w8pj-32f8.json
generic_textual CRITICAL
Reference id Reference type URL
https://github.com/spring-projects/spring-framework
https://spring.io/security/cve-2026-47890
CVE-2026-47890 https://nvd.nist.gov/vuln/detail/CVE-2026-47890
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/08/GHSA-j9f9-w8pj-32f8/GHSA-j9f9-w8pj-32f8.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

There are no SSVC decisions available.