CVE-2026-11487

Name	CVE-2026-11487
Description	A flaw has been found in Neovim up to 0.12.2. Affected by this issue is the function M.read of the file runtime/lua/vim/secure.lua of the component View Branch. Executing a manipulation of the argument path can lead to command injection. It is possible to launch the attack on the local host. The exploit has been published and may be used. This patch is called f83e0dcaf8cf18de94828341b0a1a61a86c75baf. A patch should be applied to remediate this issue.
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)
Debian Bugs	1139999

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
neovim (PTS)	bullseye	0.4.4-1	vulnerable
	bookworm	0.7.2-7	vulnerable
	trixie	0.10.4-8	vulnerable
	forky	0.11.6-1	vulnerable
	sid	0.12.3-4	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
neovim	source	(unstable)	0.12.3-1			1139999

Notes

https://github.com/neovim/neovim/issues/39914
https://github.com/neovim/neovim/pull/39918
https://github.com/neovim/neovim/commit/f83e0dcaf8cf18de94828341b0a1a61a86c75baf (v0.12.3)