diff --git a/include/psa/crypto_values.h b/include/psa/crypto_values.h
index a398249..c25fda6 100644
--- a/include/psa/crypto_values.h
+++ b/include/psa/crypto_values.h
@@ -1659,6 +1659,13 @@
      0)
 
 /** RSA PKCS#1 v1.5 encryption.
+ *
+ * \warning     Calling psa_asymmetric_decrypt() with this algorithm as a
+ *              parameter is considered an inherently dangerous function
+ *              (CWE-242). Unless it is used in a side channel free and safe
+ *              way (eg. implementing the TLS protocol as per 7.4.7.1 of
+ *              RFC 5246), the calling code is vulnerable.
+ *
  */
 #define PSA_ALG_RSA_PKCS1V15_CRYPT              ((psa_algorithm_t) 0x07000200)