diff --git a/bitnami/pgbouncer/1/debian-12/Dockerfile b/bitnami/pgbouncer/1/debian-12/Dockerfile
index 7abf1bb66f79..67f0ec316406 100644
--- a/bitnami/pgbouncer/1/debian-12/Dockerfile
+++ b/bitnami/pgbouncer/1/debian-12/Dockerfile
@@ -7,7 +7,7 @@ ARG DOWNLOADS_URL="downloads.bitnami.com/files/stacksmith"
 ARG TARGETARCH
 
 LABEL org.opencontainers.image.base.name="docker.io/bitnami/minideb:bookworm" \
-      org.opencontainers.image.created="2026-05-23T10:14:23Z" \
+      org.opencontainers.image.created="2026-05-27T13:22:46Z" \
       org.opencontainers.image.description="Application packaged by Broadcom, Inc." \
       org.opencontainers.image.documentation="https://github.com/bitnami/containers/tree/main/bitnami/pgbouncer/README.md" \
       org.opencontainers.image.source="https://github.com/bitnami/containers/tree/main/bitnami/pgbouncer" \
@@ -37,12 +37,12 @@ RUN --mount=type=secret,id=downloads_url,env=SECRET_DOWNLOADS_URL \
     for COMPONENT in "${COMPONENTS[@]}"; do \
       if [ ! -f "${COMPONENT}.tar.gz" ]; then \
         curl -SsLf "https://${DOWNLOADS_URL}/${COMPONENT}.tar.gz" -O ; \
-        curl -SsLf "https://${DOWNLOADS_URL}/${COMPONENT}.tar.gz.sha256" -O ; \
       fi ; \
-      sha256sum -c "${COMPONENT}.tar.gz.sha256" ; \
+      sha256sum -c "/opt/bitnami/checksums/${COMPONENT}.tar.gz.sha256" ; \
       tar -zxf "${COMPONENT}.tar.gz" -C /opt/bitnami --strip-components=2 --no-same-owner ; \
-      rm -rf "${COMPONENT}".tar.gz{,.sha256} ; \
-    done
+      rm -rf "${COMPONENT}".tar.gz ; \
+    done ; \
+    rm -rf /opt/bitnami/checksums ;
 RUN apt-get update && apt-get upgrade -y && \
     apt-get clean && rm -rf /var/lib/apt/lists /var/cache/apt/archives
 RUN chmod g+rwX /opt/bitnami
@@ -57,7 +57,7 @@ COPY rootfs /
 RUN /opt/bitnami/scripts/pgbouncer/postunpack.sh
 ENV APP_VERSION="1.25.2" \
     BITNAMI_APP_NAME="pgbouncer" \
-    IMAGE_REVISION="3" \
+    IMAGE_REVISION="4" \
     LANG="en_US.UTF-8" \
     LANGUAGE="en_US:en" \
     LD_LIBRARY_PATH="/opt/bitnami/postgresql/lib:$LD_LIBRARY_PATH" \
diff --git a/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/ini-file-1.4.9-10-linux-amd64-debian-12.tar.gz.sha256 b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/ini-file-1.4.9-10-linux-amd64-debian-12.tar.gz.sha256
new file mode 100644
index 000000000000..f7f6d777442b
--- /dev/null
+++ b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/ini-file-1.4.9-10-linux-amd64-debian-12.tar.gz.sha256
@@ -0,0 +1 @@
+7576302f2870643e4c48e7a4be12fef12e472e68b0b407e6033f812c8742c1f1  ini-file-1.4.9-10-linux-amd64-debian-12.tar.gz
diff --git a/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/ini-file-1.4.9-10-linux-arm64-debian-12.tar.gz.sha256 b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/ini-file-1.4.9-10-linux-arm64-debian-12.tar.gz.sha256
new file mode 100644
index 000000000000..fd41b7a8f0ce
--- /dev/null
+++ b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/ini-file-1.4.9-10-linux-arm64-debian-12.tar.gz.sha256
@@ -0,0 +1 @@
+83dd2355db6b63fc46bb02008fdace7510b339c88d91d45abaa256f2a7ae54bd  ini-file-1.4.9-10-linux-arm64-debian-12.tar.gz
diff --git a/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/nss-wrapper-1.1.16-0-linux-amd64-debian-12.tar.gz.sha256 b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/nss-wrapper-1.1.16-0-linux-amd64-debian-12.tar.gz.sha256
new file mode 100644
index 000000000000..cf2734607b9e
--- /dev/null
+++ b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/nss-wrapper-1.1.16-0-linux-amd64-debian-12.tar.gz.sha256
@@ -0,0 +1 @@
+af31040a9ef21924a1d4c6d3f0bd6a6be9ef701c9e726b9b3997b82394779b6e  nss-wrapper-1.1.16-0-linux-amd64-debian-12.tar.gz
diff --git a/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/nss-wrapper-1.1.16-0-linux-arm64-debian-12.tar.gz.sha256 b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/nss-wrapper-1.1.16-0-linux-arm64-debian-12.tar.gz.sha256
new file mode 100644
index 000000000000..c4594d6aa7c5
--- /dev/null
+++ b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/nss-wrapper-1.1.16-0-linux-arm64-debian-12.tar.gz.sha256
@@ -0,0 +1 @@
+9315fee0fbce2e445778f4cddd4b5a9ae657d40bcc4c9534430d8eaeecf7307c  nss-wrapper-1.1.16-0-linux-arm64-debian-12.tar.gz
diff --git a/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/pgbouncer-1.25.2-0-linux-amd64-debian-12.tar.gz.sha256 b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/pgbouncer-1.25.2-0-linux-amd64-debian-12.tar.gz.sha256
new file mode 100644
index 000000000000..14a09edbef60
--- /dev/null
+++ b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/pgbouncer-1.25.2-0-linux-amd64-debian-12.tar.gz.sha256
@@ -0,0 +1 @@
+c23d7248d89f7d96810e8f290c1dd9edb63dbb7cffcc72ef4854a97630d5eefe  pgbouncer-1.25.2-0-linux-amd64-debian-12.tar.gz
diff --git a/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/pgbouncer-1.25.2-0-linux-arm64-debian-12.tar.gz.sha256 b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/pgbouncer-1.25.2-0-linux-arm64-debian-12.tar.gz.sha256
new file mode 100644
index 000000000000..25d172145ddc
--- /dev/null
+++ b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/pgbouncer-1.25.2-0-linux-arm64-debian-12.tar.gz.sha256
@@ -0,0 +1 @@
+ccd2e0aec6505d73d73e5dc8658a9e21154020e354fd5a41b9e9eecee7d758dd  pgbouncer-1.25.2-0-linux-arm64-debian-12.tar.gz
diff --git a/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/postgresql-client-14.23.0-0-linux-amd64-debian-12.tar.gz.sha256 b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/postgresql-client-14.23.0-0-linux-amd64-debian-12.tar.gz.sha256
new file mode 100644
index 000000000000..5288cced6350
--- /dev/null
+++ b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/postgresql-client-14.23.0-0-linux-amd64-debian-12.tar.gz.sha256
@@ -0,0 +1 @@
+796173bb91375cbf3a454e5ac29eca0edd9d7c5ef499c9cf35b487a523c0e478  postgresql-client-14.23.0-0-linux-amd64-debian-12.tar.gz
diff --git a/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/postgresql-client-14.23.0-0-linux-arm64-debian-12.tar.gz.sha256 b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/postgresql-client-14.23.0-0-linux-arm64-debian-12.tar.gz.sha256
new file mode 100644
index 000000000000..6a8f9044fbe3
--- /dev/null
+++ b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/postgresql-client-14.23.0-0-linux-arm64-debian-12.tar.gz.sha256
@@ -0,0 +1 @@
+86e1c80b22ca819d17ccb79faf278d37148bc5e48e6f9011e6c256c8892486a8  postgresql-client-14.23.0-0-linux-arm64-debian-12.tar.gz
diff --git a/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/wait-for-port-1.0.10-10-linux-amd64-debian-12.tar.gz.sha256 b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/wait-for-port-1.0.10-10-linux-amd64-debian-12.tar.gz.sha256
new file mode 100644
index 000000000000..c96cae9e8074
--- /dev/null
+++ b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/wait-for-port-1.0.10-10-linux-amd64-debian-12.tar.gz.sha256
@@ -0,0 +1 @@
+4af7eb9cb9f027f08bd67ead26a6585ac71810c7dc396a453df794235e3476b3  wait-for-port-1.0.10-10-linux-amd64-debian-12.tar.gz
diff --git a/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/wait-for-port-1.0.10-10-linux-arm64-debian-12.tar.gz.sha256 b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/wait-for-port-1.0.10-10-linux-arm64-debian-12.tar.gz.sha256
new file mode 100644
index 000000000000..aebeba63fd0f
--- /dev/null
+++ b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/checksums/wait-for-port-1.0.10-10-linux-arm64-debian-12.tar.gz.sha256
@@ -0,0 +1 @@
+72c721c238602c257e3f933797f266358032e3d2267c4f99707a33de5ee2038e  wait-for-port-1.0.10-10-linux-arm64-debian-12.tar.gz
diff --git a/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/scripts/libfile.sh b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/scripts/libfile.sh
index 1c69e0e48a5d..335c1c7c9ef7 100644
--- a/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/scripts/libfile.sh
+++ b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/scripts/libfile.sh
@@ -139,3 +139,40 @@ wait_for_log_entry() {
         return 1
     fi
 }
+
+########################
+# Creates a secure temporary file containing the provided secret
+# Arguments:
+#   $1 - secret to write to the temporary file
+# Returns:
+#   String
+#########################
+credential_to_temp_file() {
+    local secret="$1"
+    local tmp_file
+
+    # Use mktemp with a specific prefix for easier debugging if something lingers
+    if ! tmp_file=$(mktemp "${TMPDIR:-/tmp}/at.cred.XXXXXXXX"); then
+        echo "Error: Failed to create temp file" >&2
+        return 1
+    fi
+
+    # Restrict permissions before writing the secret
+    chmod 0600 "$tmp_file"
+    # Write secret and ensure it's flushed to disk
+    printf "%s" "$secret" > "$tmp_file"
+    # Output the filename so the caller can capture it
+    echo "$tmp_file"
+}
+
+########################
+# Cleans up temporary files created by credential_to_temp_file
+# Arguments:
+#   None
+# Returns:
+#   None
+#########################
+cleanup_credentials() {
+    debug "Cleaning up temporary files containing credentials"
+    rm -rf "${TMPDIR:-/tmp}"/at.cred.*
+}
diff --git a/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/scripts/libfs.sh b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/scripts/libfs.sh
index 1337f6c2dd59..b16efabd3230 100644
--- a/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/scripts/libfs.sh
+++ b/bitnami/pgbouncer/1/debian-12/prebuildfs/opt/bitnami/scripts/libfs.sh
@@ -131,6 +131,7 @@ relativize() {
 #   -d|--dir-mode - mode for files.
 #   -u|--user - user
 #   -g|--group - group
+#   -n|--no-dereference - do not follow symlinks (use for runtime root chown of daemon-writable dirs)
 # Returns:
 #   None
 #########################
@@ -140,6 +141,7 @@ configure_permissions_ownership() {
     local file_mode=""
     local user=""
     local group=""
+    local follow_symlinks="yes"
 
     # Validate arguments
     shift 1
@@ -161,6 +163,9 @@ configure_permissions_ownership() {
             shift
             group="${1:?missing group}"
             ;;
+        -n | --no-dereference)
+            follow_symlinks="no"
+            ;;
         *)
             echo "Invalid command line flag $1" >&2
             return 1
@@ -169,22 +174,29 @@ configure_permissions_ownership() {
         shift
     done
 
+    # -L: follow symlinks and emits the target path
+    # This is dangerous at runtime, given a co-located lower-privileged process with write access
+    # to the target path can redirect the chown/chmod to arbitrary paths. Example:
+    # Lower-privileged process run: ln -s /etc /tmp/etc
+    # Then, setup.sh runs: configure_permissions_ownership --dir-mode 775 /tmp
+    local find_L_flag=(); [[ "$follow_symlinks" == "yes" ]] && find_L_flag=("-L")
+    # -h: changes symlink inode ownership without touching the target.
+    local chown_flags=(); [[ "$follow_symlinks" == "no" ]] && chown_flags=("-h")
     read -r -a filepaths <<<"$paths"
     for p in "${filepaths[@]}"; do
         if [[ -e "$p" ]]; then
-            find -L "$p" -printf ""
             if [[ -n $dir_mode ]]; then
-                find -L "$p" -type d ! -perm "$dir_mode" -print0 | xargs -r -0 chmod "$dir_mode"
+                find "${find_L_flag[@]}" "$p" -not -type l -type d ! -perm "$dir_mode" -print0 | xargs -r -0 chmod "$dir_mode"
             fi
             if [[ -n $file_mode ]]; then
-                find -L "$p" -type f ! -perm "$file_mode" -print0 | xargs -r -0 chmod "$file_mode"
+                find "${find_L_flag[@]}" "$p" -not -type l -type f ! -perm "$file_mode" -print0 | xargs -r -0 chmod "$file_mode"
             fi
             if [[ -n $user ]] && [[ -n $group ]]; then
-                find -L "$p" -print0 | xargs -r -0 chown "${user}:${group}"
+                find "${find_L_flag[@]}" "$p" -print0 | xargs -r -0 chown "${chown_flags[@]}" "${user}:${group}"
             elif [[ -n $user ]] && [[ -z $group ]]; then
-                find -L "$p" -print0 | xargs -r -0 chown "${user}"
+                find "${find_L_flag[@]}" "$p" -print0 | xargs -r -0 chown "${chown_flags[@]}" "${user}"
             elif [[ -z $user ]] && [[ -n $group ]]; then
-                find -L "$p" -print0 | xargs -r -0 chgrp "${group}"
+                find "${find_L_flag[@]}" "$p" -print0 | xargs -r -0 chgrp "${chown_flags[@]}" "${group}"
             fi
         else
             stderr_print "$p does not exist"
diff --git a/bitnami/pgbouncer/1/debian-12/rootfs/opt/bitnami/scripts/libpgbouncer.sh b/bitnami/pgbouncer/1/debian-12/rootfs/opt/bitnami/scripts/libpgbouncer.sh
index 1ace061b387e..59b72496a498 100644
--- a/bitnami/pgbouncer/1/debian-12/rootfs/opt/bitnami/scripts/libpgbouncer.sh
+++ b/bitnami/pgbouncer/1/debian-12/rootfs/opt/bitnami/scripts/libpgbouncer.sh
@@ -206,8 +206,8 @@ pgbouncer_initialize() {
     info "Configuring credentials"
     # Create credentials file
     if ! pgbouncer_is_file_external "userlist.txt"; then
-        echo "\"$(pgbouncer_escape_auth "$POSTGRESQL_USERNAME")\" \"$(pgbouncer_escape_auth "$POSTGRESQL_PASSWORD")\"" \
-           > "$PGBOUNCER_AUTH_FILE"
+        install -m 600 /dev/null "$PGBOUNCER_AUTH_FILE"
+        echo "\"$(pgbouncer_escape_auth "$POSTGRESQL_USERNAME")\" \"$(pgbouncer_escape_auth "$POSTGRESQL_PASSWORD")\"" >> "$PGBOUNCER_AUTH_FILE"
         echo "$PGBOUNCER_USERLIST" >> "$PGBOUNCER_AUTH_FILE"
     else
         debug "User list file mounted externally, skipping configuration"
@@ -336,12 +336,12 @@ pgbouncer_initialize() {
     fi
 
     # Configuring permissions for tmp and logs folders
-    am_i_root && configure_permissions_ownership "$PGBOUNCER_TMP_DIR $PGBOUNCER_LOG_DIR" -u "$PGBOUNCER_DAEMON_USER" -g "$PGBOUNCER_DAEMON_GROUP"
+    am_i_root && configure_permissions_ownership "$PGBOUNCER_TMP_DIR $PGBOUNCER_LOG_DIR" -u "$PGBOUNCER_DAEMON_USER" -g "$PGBOUNCER_DAEMON_GROUP" -n
 
     # Configure ownership and permissions for the socket directory if PGBOUNCER_SOCKET_DIR is set.
     # This ensures the directory is usable by PGBOUNCER_DAEMON_USER, especially if it's a root-owned mount point.
-    if ! is_empty_value "$PGBOUNCER_SOCKET_DIR"; then
-        am_i_root && configure_permissions_ownership "$PGBOUNCER_SOCKET_DIR" -u "$PGBOUNCER_DAEMON_USER" -g "$PGBOUNCER_DAEMON_GROUP" --dir-mode "0755"
+    if am_i_root && ! is_empty_value "$PGBOUNCER_SOCKET_DIR" && [[ "$PGBOUNCER_SOCKET_DIR" != "/tmp" ]]; then
+        configure_permissions_ownership "$PGBOUNCER_SOCKET_DIR" -u "$PGBOUNCER_DAEMON_USER" -g "$PGBOUNCER_DAEMON_GROUP" --dir-mode "0755" -n
     fi
 
     # Avoid exit code of previous commands to affect the result of this function