CVE-2026-22740

Name: CVE-2026-22740
Creator: NVD / NIST
Published: 2026-04-29T12:16:18.333+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2026-22740 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A WebFlux server application that processes multipart requests creates temp files for parts larger than 10 K. Under some circumstances, temp files may remain not deleted after the request is fully processed. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

A WebFlux server application that processes multipart requests creates temp files for parts larger than 10 K. Under some circumstances, temp files may remain not deleted after the request is fully processed. This allows an attacker to consume available disk space. Older, unsupported versions are also affected.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.34%

26.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-400

Affected Software

Vendor	Product	Versions
Vmware	Spring Framework	< 5.3.48
Vmware	Spring Framework	>= 6.1.0, < 6.1.27
Vmware	Spring Framework	>= 6.2.0, < 6.2.18
Vmware	Spring Framework	>= 7.0.0, < 7.0.7

References

https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator?vector=AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H&version=3.1US Government Resource
https://spring.io/security/cve-2026-22740Vendor Advisory

Timeline

Published: Apr 29, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-22740?

How severe is CVE-2026-22740?

CVE-2026-22740 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2026-22740?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-22740?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST