diff --git a/apps/context-analyzer/package.json b/apps/context-analyzer/package.json
index 758c535..2b7f320 100644
--- a/apps/context-analyzer/package.json
+++ b/apps/context-analyzer/package.json
@@ -16,7 +16,7 @@
     "zod": "^3.24.2",
     "pino": "^9.6.0",
     "simple-git": "^3.27.0",
-    "js-yaml": "^4.1.0",
+    "js-yaml": "^4.3.0",
     "@opentelemetry/api": "^1.9.0"
   },
   "devDependencies": {
diff --git a/apps/hub-api/package.json b/apps/hub-api/package.json
index 426b68f..aa640bc 100644
--- a/apps/hub-api/package.json
+++ b/apps/hub-api/package.json
@@ -20,7 +20,7 @@
     "@hub/policy-service": "*",
     "@hub/shared-types": "*",
     "fastify": "^5.3.2",
-    "js-yaml": "^4.1.0",
+    "js-yaml": "^4.3.0",
     "zod": "^3.24.2"
   },
   "devDependencies": {
diff --git a/apps/knowledge-compiler/package.json b/apps/knowledge-compiler/package.json
index f7cfe35..222fe01 100644
--- a/apps/knowledge-compiler/package.json
+++ b/apps/knowledge-compiler/package.json
@@ -14,7 +14,7 @@
   "dependencies": {
     "@hub/pack-validator": "*",
     "@hub/shared-types": "*",
-    "js-yaml": "^4.1.0",
+    "js-yaml": "^4.3.0",
     "pino": "^9.6.0",
     "zod": "^3.24.2"
   },
diff --git a/apps/mcp-gateway/package.json b/apps/mcp-gateway/package.json
index 66f57b4..7cd2d1d 100644
--- a/apps/mcp-gateway/package.json
+++ b/apps/mcp-gateway/package.json
@@ -47,7 +47,7 @@
     "@opentelemetry/sdk-node": "^0.214.0",
     "fastify": "^5.3.2",
     "jose": "^5.10.0",
-    "js-yaml": "^4.1.0",
+    "js-yaml": "^4.3.0",
     "lru-cache": "^11.1.0",
     "pino": "^9.6.0",
     "undici": "^7.4.0",
diff --git a/apps/orchestrator/package.json b/apps/orchestrator/package.json
index 801af9a..e25860c 100644
--- a/apps/orchestrator/package.json
+++ b/apps/orchestrator/package.json
@@ -15,7 +15,7 @@
     "@hub/pack-validator": "*",
     "@hub/shared-types": "*",
     "zod": "^3.24.2",
-    "js-yaml": "^4.1.0"
+    "js-yaml": "^4.3.0"
   },
   "devDependencies": {
     "typescript": "^5.8.3",
diff --git a/package-lock.json b/package-lock.json
index dcfff30..7460653 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -33,7 +33,7 @@
       "dependencies": {
         "@hub/shared-types": "*",
         "@opentelemetry/api": "^1.9.0",
-        "js-yaml": "^4.1.0",
+        "js-yaml": "^4.3.0",
         "pino": "^9.6.0",
         "simple-git": "^3.27.0",
         "zod": "^3.24.2"
@@ -58,7 +58,7 @@
         "@hub/policy-service": "*",
         "@hub/shared-types": "*",
         "fastify": "^5.3.2",
-        "js-yaml": "^4.1.0",
+        "js-yaml": "^4.3.0",
         "zod": "^3.24.2"
       },
       "devDependencies": {
@@ -75,7 +75,7 @@
       "dependencies": {
         "@hub/pack-validator": "*",
         "@hub/shared-types": "*",
-        "js-yaml": "^4.1.0",
+        "js-yaml": "^4.3.0",
         "pino": "^9.6.0",
         "zod": "^3.24.2"
       },
@@ -97,7 +97,7 @@
         "@opentelemetry/sdk-node": "^0.214.0",
         "fastify": "^5.3.2",
         "jose": "^5.10.0",
-        "js-yaml": "^4.1.0",
+        "js-yaml": "^4.3.0",
         "lru-cache": "^11.1.0",
         "pino": "^9.6.0",
         "undici": "^7.4.0",
@@ -147,7 +147,7 @@
       "dependencies": {
         "@hub/pack-validator": "*",
         "@hub/shared-types": "*",
-        "js-yaml": "^4.1.0",
+        "js-yaml": "^4.3.0",
         "zod": "^3.24.2"
       },
       "devDependencies": {
@@ -4184,9 +4184,19 @@
       "license": "MIT"
     },
     "node_modules/js-yaml": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.1.tgz",
-      "integrity": "sha512-qQKT4zQxXl8lLwBtHMWwaTcGfFOZviOJet3Oy/xmGk2gZH677CJM9EvtfdSkgWcATZhj/55JZ0rmy3myCT5lsA==",
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.3.0.tgz",
+      "integrity": "sha512-1td788aAnnZ5qs7V2QIRl1owjtYpbKt749Y3xauqQgwIIGF/xXWz1wMTEBx5O3LK3lXLVuqXPdPxj2BoFHaW9Q==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/puzrin"
+        },
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/nodeca"
+        }
+      ],
       "license": "MIT",
       "dependencies": {
         "argparse": "^2.0.1"
@@ -6633,7 +6643,7 @@
       "version": "0.1.0",
       "dependencies": {
         "@hub/shared-types": "*",
-        "js-yaml": "^4.1.0",
+        "js-yaml": "^4.3.0",
         "zod": "^3.24.2"
       },
       "devDependencies": {
diff --git a/packages/pack-validator/package.json b/packages/pack-validator/package.json
index 13db366..b301458 100644
--- a/packages/pack-validator/package.json
+++ b/packages/pack-validator/package.json
@@ -13,7 +13,7 @@
   "dependencies": {
     "@hub/shared-types": "*",
     "zod": "^3.24.2",
-    "js-yaml": "^4.1.0"
+    "js-yaml": "^4.3.0"
   },
   "devDependencies": {
     "typescript": "^5.8.3",