In Spring Framework, versions 5.2.x prior to 5.2.15 and versions 5.3.x prior to 5.3.7, a WebFlux application is vulnerable to a privilege escalation: by (re)creating the temporary storage directory, a locally authenticated malicious user can read or modify files that have been uploaded to the WebFlux application, or overwrite arbitrary files with multipart request data.

Affected Packages

Maven org.springframework:spring-web

Affected versions: 5.2.0 (fixed in 5.2.15)

Maven org.springframework:spring-web

Affected versions: 5.3.0 (fixed in 5.3.7)

Related CVEs

CVE-2021-22118

Key Information

GHSA ID

GHSA-gfwj-fwqj-fp3v

Published

May 24, 2022 7:03 PM

Last Modified

July 19, 2023 2:39 PM

CVSS Score

7.5 /10

Primary Ecosystem

Maven

Primary Package

org.springframework:spring-web

GitHub Reviewed

✓ Yes

Dataset

Last updated: July 29, 2025 6:37 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.