diff --git a/meta-oe/recipes-extended/tmux/tmux_3.1c.bb b/meta-oe/recipes-extended/tmux/tmux_3.1c.bb
index ec9fe34cf1..f983ed7a86 100644
--- a/meta-oe/recipes-extended/tmux/tmux_3.1c.bb
+++ b/meta-oe/recipes-extended/tmux/tmux_3.1c.bb
@@ -23,3 +23,7 @@ do_configure:prepend() {
     # not automatically created when building outside the source directory.
     mkdir -p ${B}/compat
 }
+
+# The fix was backported to the user version:
+# https://github.com/tmux/tmux/commit/d0ad34e94d63def5178f02281637d2d15cb42c88
+CVE_CHECK_IGNORE += "CVE-2020-27347"