Prepare 1.21.3 (#22502)

* Generating version for 1.21.3

* Addition of suppress vulnerabilities

* Addition of suppress vulnerabilities

Author: pajay-rao

.release/security-scan.hcl

@@ -49,7 +49,18 @@ container {
 				"CVE-2022-49043", # libxml2@0:2.9.13-6.el9_5.2
 				"CVE-2025-46394",
 				"CVE-2024-58251",
-				"CVE-2025-47268"
+				"CVE-2025-47268",
+				"CVE-2025-31115",
+				"CVE-2024-40896",
+				"CVE-2025-3277",
+				"CVE-2024-52533",
+				"CVE-2025-5702",
+				"CVE-2025-5702",
+				"CVE-2025-5702",
+				"CVE-2024-57970",
+				"CVE-2025-6021",
+				"CVE-2025-25724",
+				"CVE-2025-3576"
 			]
 			paths = [
 				"internal/tools/proto-gen-rpc-glue/e2e/consul/*",

CHANGELOG.md

@@ -1,3 +1,14 @@
+## 1.21.3 (July 18, 2025)
+
+IMPROVEMENTS:
+
+* ui: Improved display and handling of IPv6 addresses for better readability and usability in the Consul web interface. [[GH-22468](https://github.com/hashicorp/consul/issues/22468)]
+
+BUG FIXES:
+
+* cli: validate IP address in service registration to prevent invalid IPs in service and tagged addresses. [[GH-22467](https://github.com/hashicorp/consul/issues/22467)]
+* ui: display IPv6 addresses with proper bracketed formatting [[GH-22423](https://github.com/hashicorp/consul/issues/22423)]
+
 ## 1.21.2 (June 17, 2025)
 
 SECURITY:

version/VERSION

@@ -1 +1 @@
-1.21.3-dev
+1.21.3