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-rw-r--r--src/backend/catalog/namespace.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/backend/catalog/namespace.c b/src/backend/catalog/namespace.c
index 14e57adee2..73ddb67882 100644
--- a/src/backend/catalog/namespace.c
+++ b/src/backend/catalog/namespace.c
@@ -3515,6 +3515,10 @@ OverrideSearchPathMatchesCurrent(OverrideSearchPath *path)
/*
* PushOverrideSearchPath - temporarily override the search path
*
+ * Do not use this function; almost any usage introduces a security
+ * vulnerability. It exists for the benefit of legacy code running in
+ * non-security-sensitive environments.
+ *
* We allow nested overrides, hence the push/pop terminology. The GUC
* search_path variable is ignored while an override is active.
*