diff --git a/packages/snaps-execution-environments/package.json b/packages/snaps-execution-environments/package.json
index a26628f952..106b5179ea 100644
--- a/packages/snaps-execution-environments/package.json
+++ b/packages/snaps-execution-environments/package.json
@@ -115,7 +115,7 @@
     "prettier": "^3.3.3",
     "rimraf": "^4.1.2",
     "serve-handler": "^6.1.5",
-    "ses": "^2.1.0",
+    "ses": "^2.3.0",
     "stream-browserify": "^3.0.0",
     "terser": "^5.17.7",
     "ts-loader": "^9.5.2",
diff --git a/packages/snaps-utils/package.json b/packages/snaps-utils/package.json
index 269046f5d5..ccb4c7a1db 100644
--- a/packages/snaps-utils/package.json
+++ b/packages/snaps-utils/package.json
@@ -99,7 +99,7 @@
     "marked": "^12.0.1",
     "rfdc": "^1.3.0",
     "semver": "^7.5.4",
-    "ses": "^2.1.0",
+    "ses": "^2.3.0",
     "validate-npm-package-name": "^5.0.0"
   },
   "devDependencies": {
diff --git a/yarn.lock b/yarn.lock
index 9a02828753..da9a6bdd0d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1673,6 +1673,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@endo/immutable-arraybuffer@npm:^2.0.0":
+  version: 2.0.0
+  resolution: "@endo/immutable-arraybuffer@npm:2.0.0"
+  checksum: 10/c5d8be59a61d858f6cadd86e09486d8bf49c5b2699e5e03de1c7f9eba0880b774f39e09d0241b27ad45c9c5a45e77c8e66a3ee29a1c96796c53cbfbfd8e8d65f
+  languageName: node
+  linkType: hard
+
 "@es-joy/jsdoccomment@npm:~0.49.0":
   version: 0.49.0
   resolution: "@es-joy/jsdoccomment@npm:0.49.0"
@@ -4548,7 +4555,7 @@ __metadata:
     readable-stream: "npm:^3.6.2"
     rimraf: "npm:^4.1.2"
     serve-handler: "npm:^6.1.5"
-    ses: "npm:^2.1.0"
+    ses: "npm:^2.3.0"
     stream-browserify: "npm:^3.0.0"
     terser: "npm:^5.17.7"
     ts-loader: "npm:^9.5.2"
@@ -4884,7 +4891,7 @@ __metadata:
     rfdc: "npm:^1.3.0"
     rimraf: "npm:^4.1.2"
     semver: "npm:^7.5.4"
-    ses: "npm:^2.1.0"
+    ses: "npm:^2.3.0"
     tsx: "npm:^4.20.3"
     typescript: "npm:~5.3.3"
     validate-npm-package-name: "npm:^5.0.0"
@@ -16928,14 +16935,14 @@ __metadata:
   languageName: node
   linkType: hard
 
-"ses@npm:^2.1.0":
-  version: 2.1.0
-  resolution: "ses@npm:2.1.0"
+"ses@npm:^2.3.0":
+  version: 2.3.0
+  resolution: "ses@npm:2.3.0"
   dependencies:
     "@endo/cache-map": "npm:^1.1.0"
     "@endo/env-options": "npm:^1.1.11"
-    "@endo/immutable-arraybuffer": "npm:^1.1.2"
-  checksum: 10/a7b4cca1a4dadfa1a319f49e7addf52cb5efb5cb2767534d2a8bed682c2d8b81a96a320407ba5af5a762f24c07cb08a10d41acbe1ae5057595ad909a6b0a5cdf
+    "@endo/immutable-arraybuffer": "npm:^2.0.0"
+  checksum: 10/67fd3dcf5171ea64edd83e66b9f2eb4904ba56177f5f3c6beea32762cf46ea1db188a42691b1a6f747bef21b63ba30916b117feaa2f12e1e9d56636c04926297
   languageName: node
   linkType: hard