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authorChristian Brabandt <cb@256bit.org>2026-04-01 14:28:53 +0000
committerChristian Brabandt <cb@256bit.org>2026-04-01 14:47:16 +0000
commit3e60f03d942d6bb0f7eac61b149e83615518cec0 (patch)
treef5d63f7b46efbfd54ec6b9e63758d9b528a3be0c
parent2c976d0de48db4ee56769669edbc8875564d3453 (diff)
downloadProject-Tick-3e60f03d942d6bb0f7eac61b149e83615518cec0.tar.gz
Project-Tick-3e60f03d942d6bb0f7eac61b149e83615518cec0.zip
runtime(netrw): use fnameescape() with FileUrlEdit()
Signed-off-by: Christian Brabandt <cb@256bit.org>
-rw-r--r--runtime/pack/dist/opt/netrw/autoload/netrw.vim3
-rw-r--r--src/testdir/test_plugin_netrw.vim8
2 files changed, 10 insertions, 1 deletions
diff --git a/runtime/pack/dist/opt/netrw/autoload/netrw.vim b/runtime/pack/dist/opt/netrw/autoload/netrw.vim
index e31b34cb87..1520ff969e 100644
--- a/runtime/pack/dist/opt/netrw/autoload/netrw.vim
+++ b/runtime/pack/dist/opt/netrw/autoload/netrw.vim
@@ -22,6 +22,7 @@
" 2026 Feb 21 by Vim Project better absolute path detection on MS-Windows #19477
" 2026 Feb 27 by Vim Project Make the hostname validation more strict
" 2026 Mar 01 by Vim Project include portnumber in hostname checking #19533
+" 2026 Apr 01 by Vim Project use fnameescape() with netrw#FileUrlEdit()
" Copyright: Copyright (C) 2016 Charles E. Campbell {{{1
" Permission is hereby granted to use and distribute this code,
" with or without modifications, provided that this copyright
@@ -8282,7 +8283,7 @@ function netrw#FileUrlEdit(fname)
endif
exe "sil doau BufReadPre ".fname2396e
- exe 'NetrwKeepj keepalt edit '.plainfname
+ exe 'NetrwKeepj keepalt edit '. fnameescape(plainfname)
exe 'sil! NetrwKeepj keepalt bdelete '.fnameescape(a:fname)
exe "sil doau BufReadPost ".fname2396e
diff --git a/src/testdir/test_plugin_netrw.vim b/src/testdir/test_plugin_netrw.vim
index ced6284197..478908824b 100644
--- a/src/testdir/test_plugin_netrw.vim
+++ b/src/testdir/test_plugin_netrw.vim
@@ -595,4 +595,12 @@ func Test_netrw_hostname()
endfor
endfunc
+func Test_netrw_FileUrlEdit_pipe_injection()
+ CheckExecutable id
+ let fname = 'Xtestfile'
+ let url = 'file:///tmp/file.md%7C!id>'..fname
+ sil call netrw#FileUrlEdit(url)
+ call assert_false(filereadable(fname), 'Command injection via pipe in file URL')
+endfunc
+
" vim:ts=8 sts=2 sw=2 et