diff --git a/packages/typespec-vscode/ThirdPartyNotices.txt b/packages/typespec-vscode/ThirdPartyNotices.txt
index 4717425cf53..ea3feb56965 100644
--- a/packages/typespec-vscode/ThirdPartyNotices.txt
+++ b/packages/typespec-vscode/ThirdPartyNotices.txt
@@ -16,7 +16,7 @@ granted herein, whether by implication, estoppel or otherwise.
 6. change-case version 5.4.4 (https://github.com/blakeembrey/change-case)
 7. cross-spawn version 7.0.6 (git@github.com:moxystudio/node-cross-spawn)
 8. fast-deep-equal version 3.1.3 (https://github.com/epoberezkin/fast-deep-equal)
-9. fast-uri version 3.1.4 (https://github.com/fastify/fast-uri)
+9. fast-uri version 3.1.5 (https://github.com/fastify/fast-uri)
 10. is-unicode-supported version 2.1.0 (sindresorhus/is-unicode-supported)
 11. isexe version 2.0.0 (https://github.com/isaacs/isexe)
 12. isexe version 4.0.0 (https://github.com/isaacs/isexe)
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 4b69161810d..6f399279d46 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -7737,8 +7737,8 @@ packages:
   fast-string-width@3.0.2:
     resolution: {integrity: sha512-gX8LrtNEI5hq8DVUfRQMbr5lpaS4nMIWV+7XEbXk2b8kiQIizgnlr12B4dA3ZEx3308ze0O4Q1R+cHts8kyUJg==}
 
-  fast-uri@3.1.4:
-    resolution: {integrity: sha512-8JnbkQ4juDyvYs4mgFGQqg4yCYtFDtUtmp2QIQq11ZZe5CFQ5wcqm1rqDgAh/QdMySuBnPzMUiJUNZG5N/AiQw==}
+  fast-uri@3.1.5:
+    resolution: {integrity: sha512-gHwA1O9LDIcKunMKhObS/HimwtehO1nPUECKAu5TpKgaO19fcWEl4bliWe1jWxVFvIXztJjjQ4L8XQ1EU9f7Jw==}
 
   fast-wrap-ansi@0.2.2:
     resolution: {integrity: sha512-7F2Fl+TjRSenLqlU3UjSH0iyqopqoZIu7eZVpEirP2g1GtWa2G/ecEmBdgz31+Mxr+ELclgg6sokpSFIQiZ02Q==}
@@ -8312,12 +8312,12 @@ packages:
   js-tokens@4.0.0:
     resolution: {integrity: sha512-RdJUflcE3cUzKiMqQgsCu06FPu9UdIJO0beYbPhHN4k6apgJtifcoCtT9bcxOpYBtpD2kCM6Sbzg4CausW/PKQ==}
 
-  js-yaml@3.15.0:
-    resolution: {integrity: sha512-ttBQIIQPDeLjpPOohtUdXuXUVoA2uIB6fEH9HyJ7234s5mBJ5wTx20njxplLZQgLaOfpmPQA7X2t5AX6tIPbog==}
+  js-yaml@3.15.1:
+    resolution: {integrity: sha512-S99WuO3HlhO3XN41EtYUNl9zzXjoJx7QvmipxsJVxtCBT0YHEFy+iOJhjSvrmV12nYhWpZaM8lPHkJm0yUMbag==}
     hasBin: true
 
-  js-yaml@4.3.0:
-    resolution: {integrity: sha512-1td788aAnnZ5qs7V2QIRl1owjtYpbKt749Y3xauqQgwIIGF/xXWz1wMTEBx5O3LK3lXLVuqXPdPxj2BoFHaW9Q==}
+  js-yaml@4.3.1:
+    resolution: {integrity: sha512-CY6crGq313MX8GkwvB7tzgp99vjQxY1++5y10/BKN/GUfHqWaOGQMNZkBvqSzsZKWk/ijwHlWzzkLulsGHhjWQ==}
     hasBin: true
 
   jsdom@25.0.1:
@@ -11234,7 +11234,7 @@ snapshots:
     dependencies:
       '@types/hast': 3.0.5
       '@types/mdast': 4.0.4
-      js-yaml: 4.3.0
+      js-yaml: 4.3.1
       picomatch: 4.0.5
       retext-smartypants: 6.2.0
       shiki: 4.3.1
@@ -11245,7 +11245,7 @@ snapshots:
     dependencies:
       '@types/hast': 3.0.5
       '@types/mdast': 4.0.4
-      js-yaml: 4.3.0
+      js-yaml: 4.3.1
       picomatch: 4.0.5
       retext-smartypants: 6.2.0
       shiki: 4.3.1
@@ -11383,7 +11383,7 @@ snapshots:
       hast-util-to-string: 3.0.1
       hastscript: 9.0.1
       i18next: 26.3.6(typescript@6.0.3)
-      js-yaml: 4.3.0
+      js-yaml: 4.3.1
       klona: 2.0.6
       magic-string: 0.30.21
       mdast-util-directive: 3.1.0
@@ -14807,7 +14807,7 @@ snapshots:
       '@textlint/types': 15.7.1
       chalk: 4.1.2
       debug: 4.4.3
-      js-yaml: 4.3.0
+      js-yaml: 4.3.1
       lodash: 4.18.1
       pluralize: 2.0.0
       string-width: 4.2.3
@@ -15506,14 +15506,14 @@ snapshots:
   ajv@8.18.0:
     dependencies:
       fast-deep-equal: 3.1.3
-      fast-uri: 3.1.4
+      fast-uri: 3.1.5
       json-schema-traverse: 1.0.0
       require-from-string: 2.0.2
 
   ajv@8.20.0:
     dependencies:
       fast-deep-equal: 3.1.3
-      fast-uri: 3.1.4
+      fast-uri: 3.1.5
       json-schema-traverse: 1.0.0
       require-from-string: 2.0.2
 
@@ -15636,7 +15636,7 @@ snapshots:
       github-slugger: 2.0.0
       html-escaper: 3.0.3
       http-cache-semantics: 4.2.0
-      js-yaml: 4.3.0
+      js-yaml: 4.3.1
       jsonc-parser: 3.3.1
       magic-string: 1.1.0
       magicast: 0.5.3
@@ -16565,7 +16565,7 @@ snapshots:
       grammarkdown: 3.3.2
       highlight.js: 11.0.1
       html-escape: 1.0.2
-      js-yaml: 3.15.0
+      js-yaml: 3.15.1
       jsdom: 25.0.1
       nwsapi: 2.2.0
       parse5: 6.0.1
@@ -16856,7 +16856,7 @@ snapshots:
     dependencies:
       fast-string-truncated-width: 3.0.3
 
-  fast-uri@3.1.4: {}
+  fast-uri@3.1.5: {}
 
   fast-wrap-ansi@0.2.2:
     dependencies:
@@ -17048,7 +17048,7 @@ snapshots:
 
   gray-matter@4.0.3:
     dependencies:
-      js-yaml: 3.15.0
+      js-yaml: 3.15.1
       kind-of: 6.0.3
       section-matter: 1.0.0
       strip-bom-string: 1.0.0
@@ -17549,12 +17549,12 @@ snapshots:
 
   js-tokens@4.0.0: {}
 
-  js-yaml@3.15.0:
+  js-yaml@3.15.1:
     dependencies:
       argparse: 1.0.10
       esprima: 4.0.1
 
-  js-yaml@4.3.0:
+  js-yaml@4.3.1:
     dependencies:
       argparse: 2.0.1
 
@@ -19028,7 +19028,7 @@ snapshots:
   rc-config-loader@4.1.4:
     dependencies:
       debug: 4.4.3
-      js-yaml: 4.3.0
+      js-yaml: 4.3.1
       json5: 2.2.3
       require-from-string: 2.0.2
     transitivePeerDependencies: