Adding release notes for version 5.1.1

Author: kakabisht

docs/14.releasenotes/01.5x/01.5x.md

@@ -12,6 +12,46 @@ To receive email notifications of new releases, please subscribe to this SUSE ma
 
 :::
 
+#### 5.5.1 April 2026
+
+##### Feature requests
+
+* [#2248](https://github.com/neuvector/neuvector/issues/2248): Expose OS scan support status from scanner results
+  
+##### Bugs fixed
+  
+* [#1140](https://github.com/neuvector/neuvector/issues/1140): The **accept vulnerabilities in Node** page can be brought out of the View drop down box like that of the container
+* [#1154](https://github.com/neuvector/neuvector/issues/1154): Report column content shifting with multiple fix versions separated by a comma
+* [#2255](https://github.com/neuvector/neuvector/issues/2255): Unable to scan image registry by API(v1/scan/repository) with proxy enabled through curl
+* [#1170](https://github.com/neuvector/neuvector/issues/1170): Event handling function that is set in the icon element does not work after Angular 20 migration.
+* [#1175](https://github.com/neuvector/neuvector/issues/1175): The federated prefix and the registry name are not properly aligned when attempting to add a federated registry to the primary cluster
+* [#1156](https://github.com/neuvector/neuvector/issues/1156): Auto-scan button malfunctioning
+* [#1179](https://github.com/neuvector/neuvector/issues/1179): Show advance setting button is not displayed when creating user
+* [#1183](https://github.com/neuvector/neuvector/issues/1183): Auto-scan toggle state is not synchronized between **Dashboard** and **Assets -> Nodes** page
+
+#### 5.5.0 March 2026
+
+##### Feature requests
+
+* **NVSHAS-10131**: Improve the Vulnerabilities Report
+* **NVSHAS-10195**: Upgrade UI framework from Angular 14 to Angular 20
+
+##### Bugs fixed
+
+* **NVSHAS-10244**: NeuVector Rancher SSO authentication error when Rancher Helm release name is not `rancher`
+* **NVSHAS-10255**: Add user validation on APIs that do not communicate with the controller
+* **NVSHAS-10264**: Display control is missing on the API key page
+* **NVSHAS-10281**: Suppress log in the response rule is not working
+
+=== Announcement
+
+* **NVSHAS-10246**: Deprecate Docker native support in NeuVector
+
+=== References
+
+* [Potential information leakage from manager `/network/graph` API](https://github.com/neuvector/manager/security/advisories/GHSA-hx45-873x-74qv)
+
+
 #### 5.4.9 February 2026
 
 ##### New Features

versioned_docs/version-5.5/14.releasenotes/01.5x/01.5x.md

@@ -11,6 +11,22 @@ slug: /releasenotes/5x
 To receive email notifications of new releases, please subscribe to this SUSE mailing list: https://lists.suse.com/mailman/listinfo/neuvector-updates
 :::
 
+#### 5.5.1 April 2026
+
+##### Feature requests
+
+* [#2248](https://github.com/neuvector/neuvector/issues/2248): Expose OS scan support status from scanner results
+  
+##### Bugs fixed
+  
+* [#1140](https://github.com/neuvector/neuvector/issues/1140): The **accept vulnerabilities in Node** page can be brought out of the View drop down box like that of the container
+* [#1154](https://github.com/neuvector/neuvector/issues/1154): Report column content shifting with multiple fix versions separated by a comma
+* [#2255](https://github.com/neuvector/neuvector/issues/2255): Unable to scan image registry by API(v1/scan/repository) with proxy enabled through curl
+* [#1170](https://github.com/neuvector/neuvector/issues/1170): Event handling function that is set in the icon element does not work after Angular 20 migration.
+* [#1175](https://github.com/neuvector/neuvector/issues/1175): The federated prefix and the registry name are not properly aligned when attempting to add a federated registry to the primary cluster
+* [#1156](https://github.com/neuvector/neuvector/issues/1156): Auto-scan button malfunctioning
+* [#1179](https://github.com/neuvector/neuvector/issues/1179): Show advance setting button is not displayed when creating user
+* [#1183](https://github.com/neuvector/neuvector/issues/1183): Auto-scan toggle state is not synchronized between **Dashboard** and **Assets -> Nodes** page
 
 #### 5.5.0 March 2026