diff --git a/package-lock.json b/package-lock.json
index 334732b8f0..88de75d779 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4042,9 +4042,9 @@
 			}
 		},
 		"node_modules/marked": {
-			"version": "18.0.7",
-			"resolved": "https://registry.npmjs.org/marked/-/marked-18.0.7.tgz",
-			"integrity": "sha512-iDVQ5ldaiKXn6b2JroX5kgRfmwgqolW7NpaEzTl1k/2Zh1njIEN9yniyLV/mOvWwtsE8OGgkjsCYvijuPk1dtA==",
+			"version": "18.0.9",
+			"resolved": "https://registry.npmjs.org/marked/-/marked-18.0.9.tgz",
+			"integrity": "sha512-/Sa4qiiHZxf0/FQdBBowr9q4r10krCwMvpK48FUBdXdUXScDxiQGR9zCPrFgRVR5LU3iySOiIjy09ZQvADir1w==",
 			"license": "MIT",
 			"bin": {
 				"marked": "bin/marked.js"
@@ -5805,7 +5805,7 @@
 				"hosted-git-info": "^9.0.2",
 				"ignore": "^7.0.5",
 				"jiti": "^2.7.0",
-				"marked": "^18.0.7",
+				"marked": "^18.0.9",
 				"minimatch": "^10.2.3",
 				"proper-lockfile": "^4.1.2",
 				"strip-ansi": "^7.1.0",
@@ -5929,7 +5929,7 @@
 				"@types/mime-types": "^3.0.1",
 				"chalk": "^5.5.0",
 				"get-east-asian-width": "^1.6.0",
-				"marked": "^18.0.7",
+				"marked": "^18.0.9",
 				"mime-types": "^3.0.1"
 			},
 			"devDependencies": {
diff --git a/packages/coding-agent/package.json b/packages/coding-agent/package.json
index 0b0811eaa1..5ef7b56f6c 100644
--- a/packages/coding-agent/package.json
+++ b/packages/coding-agent/package.json
@@ -61,7 +61,7 @@
 		"hosted-git-info": "^9.0.2",
 		"ignore": "^7.0.5",
 		"jiti": "^2.7.0",
-		"marked": "^18.0.7",
+		"marked": "^18.0.9",
 		"minimatch": "^10.2.3",
 		"proper-lockfile": "^4.1.2",
 		"strip-ansi": "^7.1.0",
diff --git a/packages/tui/package.json b/packages/tui/package.json
index 479defa0a5..bbee4b6295 100644
--- a/packages/tui/package.json
+++ b/packages/tui/package.json
@@ -39,7 +39,7 @@
 		"@types/mime-types": "^3.0.1",
 		"chalk": "^5.5.0",
 		"get-east-asian-width": "^1.6.0",
-		"marked": "^18.0.7",
+		"marked": "^18.0.9",
 		"mime-types": "^3.0.1"
 	},
 	"optionalDependencies": {