CVE-2021-22118: Improper Privilege Management

May 27, 2021 (updated June 7, 2021)

Spring Framework WebFlux applications are 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.

References

nvd.nist.gov/vuln/detail/CVE-2021-22118

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