diff --git a/ChangeLog.d/mbedtls_pk_ecc_set_pubkey.txt b/ChangeLog.d/mbedtls_pk_ecc_set_pubkey.txt
index 44906298da..56020af2f7 100644
--- a/ChangeLog.d/mbedtls_pk_ecc_set_pubkey.txt
+++ b/ChangeLog.d/mbedtls_pk_ecc_set_pubkey.txt
@@ -1,3 +1,4 @@
 Security
    * Fix a 1-byte buffer overread when parsing a malformed ECC public key
-     in the PK module.
+     in the PK module. CVE-2026-50583
+