Stream Corruption in Spring MVC and WebFlux Applications
CVE-2026-22735

2.6LOW

Key Information:

Vendor

Spring

Status
Spring Foundation
Vendor
CVE Published:
19 March 2026

What is CVE-2026-22735?

Spring MVC and WebFlux applications are susceptible to stream corruption vulnerabilities when utilizing Server-Sent Events (SSE). This potentially allows attackers to compromise data integrity by manipulating the data stream. The affected versions of the Spring Framework include versions 7.0.0 to 7.0.5, 6.2.0 to 6.2.16, 6.1.0 to 6.1.25, and 5.3.0 to 5.3.46. Organizations utilizing these versions should prioritize updated patches to mitigate risks associated with this vulnerability.

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Deploy the Patch

Affected Version(s)

Spring Foundation 7.0.0 <= 7.0.5

Spring Foundation 6.2.0 <= 6.2.16

Spring Foundation 6.1.0 <= 6.1.25

References

https://spring.io/security/cve-2026-22735

CVSS V3.1

Score:
2.6
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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