Spring4Shell — Spring Framework RCE

CVE-2022-22965

A Spring MVC or Spring WebFlux application running on JDK 9+ may be vulnerable to remote code execution (RCE) via data binding. The specific exploit requires the application to run on Tomcat as a WAR deployment. If the application is deplo…

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.944 (100.0th percentile) — read the EPSS interpretation.

Affected products

  • N/a Spring Framework — versions Spring Framework versions 5.3.X prior to 5.3.18+, 5.2.x prior to 5.2.20+ and all old and unsupported versions

Weakness classification (CWE)

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-22965?
CVE-2022-22965 is a vulnerability in Spring Framework, classified under Code Injection. Published 2022-04-01.
Is CVE-2022-22965 known to be exploited?
Yes. CVE-2022-22965 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-04-04), indicating it is being actively exploited. 478 public proof-of-concept repositories are indexed.