diff --git a/crypto/cmp/cmp_vfy.c b/crypto/cmp/cmp_vfy.c
index ec99ab7fe58dd..47bf38b2af5da 100644
--- a/crypto/cmp/cmp_vfy.c
+++ b/crypto/cmp/cmp_vfy.c
@@ -632,7 +632,7 @@ int OSSL_CMP_validate_msg(OSSL_CMP_CTX *ctx, const OSSL_CMP_MSG *msg)
     default:
         scrt = ctx->srvCert;
         if (scrt == NULL) {
-            if (ctx->trusted == NULL) {
+            if (ctx->trusted == NULL && ctx->secretValue != NULL) {
                 ossl_cmp_info(ctx, "no trust store nor pinned server cert available for verifying signature-based CMP message protection");
                 ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_TRUST_ANCHOR);
                 return 0;