diff --git a/test/e2e-cypress/e2e/bugs/9158.cy.js b/test/e2e-cypress/e2e/bugs/9158.cy.js
new file mode 100644
index 000000000000..93eab66585e4
--- /dev/null
+++ b/test/e2e-cypress/e2e/bugs/9158.cy.js
@@ -0,0 +1,29 @@
+describe("#9158: Reset button creates invalid inputs in the Try It Out form", () => {
+    it("it reset the user edited value and executes with the default value in case of try out reset. (#6517)", () => {
+      cy
+        .visit("?url=/documents/bugs/9158.yaml")
+        .get("#operations-default-post_users")
+        .click()
+        // Expand Try It Out
+        .get(".try-out__btn")
+        .click()
+        // replace multiple default values with bad value
+        .get(`.parameters[data-property-name="name"] input[type=text]`)
+        .type("{selectall}not the default name value")
+        .get(`.parameters[data-property-name="badgeid"] input[type=text]`)
+        .type("{selectall}not the default badge value")
+        // Reset Try It Out
+        .get(".try-out__btn.reset")
+        .click()
+        // Submit using default value
+        .get(".btn.execute")
+        .click()
+        // No required validation error on body parameter
+        .get(`.parameters[data-property-name="name"] input`)
+        .should("have.value", "default name")
+        .and("not.have.class", "invalid")
+        .get(`.parameters[data-property-name="badgeid"] input`)
+        .should("have.value", "12345")
+        .and("not.have.class", "invalid")
+    })
+  })
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diff --git a/test/e2e-cypress/static/documents/bugs/9158.yaml b/test/e2e-cypress/static/documents/bugs/9158.yaml
new file mode 100644
index 000000000000..ec888fe3d487
--- /dev/null
+++ b/test/e2e-cypress/static/documents/bugs/9158.yaml
@@ -0,0 +1,46 @@
+openapi: 3.0.3
+info:
+  title: Test API
+  version: 1.0.0
+paths:
+  /users:
+    post:
+      summary: Create a user
+      description: Create a user, one of various ways
+      requestBody:
+        content:
+          application/x-www-form-urlencoded:
+            schema:
+              $ref: '#/components/schemas/UserSource'
+      responses:
+        '204':
+          description: Successfully opened document
+        '400':
+          description: Invalid request
+          content:
+            application/json:
+              schema:
+                properties:
+                  output:
+                    type: string
+                    example: "Invalid request"
+components:
+  schemas:
+    UserSource:
+      type: object
+      properties:
+        name:
+          description: Full name
+          type: string
+          example: "default name"
+        badgeid:
+          description: Badge number
+          type: integer
+          format: uint32
+          example: 12345
+        email:
+          description: E-mail
+          type: string
+          example: "jsmith@business.com"
+      minProperties: 1
+      maxProperties: 3
\ No newline at end of file