python omni-completion

CVE-2026-52858 is a Vim vulnerability published in June 2026 affecting Python omni-completion before Vim 9.2.0561, where invoking completion on a hostile Python buffer can execute attacker-controlled import code with the privileges of the user running the editor. That makes this less a “remote...

Microsoft’s Security Update Guide now lists CVE-2026-52860, a Vim vulnerability disclosed in June 2026 that allows attacker-controlled Python code to run when a user opens a hostile Python buffer and triggers Vim’s Python omni-completion before upgrading to Vim 9.2.0597. The bug is not a Windows...