CVE-2026-22740

Name	CVE-2026-22740
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.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
libspring-java (PTS)	bullseye	4.3.30-1	vulnerable
	bookworm	4.3.30-2	vulnerable
	trixie	4.3.30-3	vulnerable
	forky, sid	4.3.30-4	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
libspring-java	source	(unstable)	(unfixed)	unimportant

https://spring.io/security/cve-2026-22740
Only supported for building applications shipped in Debian, see README.Debian.security