CVE-2018-12040

Name	CVE-2018-12040
Description	Reflected Cross-site scripting (XSS) vulnerability in the web profiler in SensioLabs Symfony 3.3.6 allows remote attackers to inject arbitrary web script or HTML via the "file" parameter, aka an _profiler/open?file= URI. NOTE: The vendor states "The XSS ... is in the web profiler, a tool that should never be deployed in production (so, we don't handle those issues as security issues).
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, 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
symfony (PTS)	jessie, jessie (lts)	2.3.21+dfsg-4+deb8u6	vulnerable
	stretch (security)	2.8.7+dfsg-1.3+deb9u3	vulnerable
	stretch (lts), stretch	2.8.7+dfsg-1.3+deb9u5	vulnerable
	buster (security), buster, buster (lts)	3.4.22+dfsg-2+deb10u3	fixed
	bullseye	4.4.19+dfsg-2+deb11u6	fixed
	bookworm	5.4.23+dfsg-1+deb12u2	fixed
	bookworm (security)	5.4.23+dfsg-1+deb12u4	fixed
	sid, trixie	6.4.15+dfsg-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
symfony	source	(unstable)	3.4.12+dfsg-1	unimportant

https://github.com/symfony/symfony/issues/28002
https://bugzilla.redhat.com/show_bug.cgi?id=1590702