CVE-2026-22735
Spring MVC and WebFlux has Server Sent Event stream corruption
2.6
LOW
CVSS 3.1
EPSS 0.09%
Description
Spring MVC and WebFlux applications are vulnerable to stream corruption when using Server-Sent Events (SSE). This issue affects Spring Foundation: from 7.0.0 through 7.0.5, from 6.2.0 through 6.2.16, from 6.1.0 through 6.1.25, from 5.3.0 through 5.3.46.
How to fix CVE-2026-22735
To remediate CVE-2026-22735, upgrade the affected package to a fixed version below.
- —no fix listed
- —upgrade to 7.0.6 or later
- —upgrade to 7.0.6 or later
Is CVE-2026-22735 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0
- >= 7.0.0-M1, < 7.0.6
- >= 7.0.0-M1, < 7.0.6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW2.6 | CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N |