diff --git a/.travis.yml b/.travis.yml
index a10132231d..e479e6208f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,6 +13,10 @@ jobs:
     - node_js: lts/*
     - node_js: node
 
+    - stage: security scan
+      script: npm run test:redos
+      node_js: lts/*
+
     - stage: lint ✨
       script: npm run test:lint
       node_js: lts/*
diff --git a/package-lock.json b/package-lock.json
index d30c3bdbdc..7a361a37a3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,6 +4,36 @@
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
+    "@types/concat-stream": {
+      "version": "1.6.0",
+      "resolved": "https://registry.npmjs.org/@types/concat-stream/-/concat-stream-1.6.0.tgz",
+      "integrity": "sha1-OU2+C7X+5Gs42JZzXoto7yOQ0A0=",
+      "dev": true,
+      "requires": {
+        "@types/node": "9.6.5"
+      }
+    },
+    "@types/form-data": {
+      "version": "0.0.33",
+      "resolved": "https://registry.npmjs.org/@types/form-data/-/form-data-0.0.33.tgz",
+      "integrity": "sha1-yayFsqX9GENbjIXZ7LUObWyJP/g=",
+      "dev": true,
+      "requires": {
+        "@types/node": "9.6.5"
+      }
+    },
+    "@types/node": {
+      "version": "9.6.5",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-9.6.5.tgz",
+      "integrity": "sha512-NOLEgsT6UiDTjnWG5Hd2Mg25LRyz/oe8ql3wbjzgSFeRzRROhPmtlsvIrei4B46UjERF0td9SZ1ZXPLOdcrBHg==",
+      "dev": true
+    },
+    "@types/qs": {
+      "version": "6.5.1",
+      "resolved": "https://registry.npmjs.org/@types/qs/-/qs-6.5.1.tgz",
+      "integrity": "sha512-mNhVdZHdtKHMMxbqzNK3RzkBcN1cux3AvuCYGTvjEIQT2uheH3eCAyYsbMbh2Bq8nXkeOWs1kyDiF7geWRFQ4Q==",
+      "dev": true
+    },
     "abbrev": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
@@ -99,6 +129,18 @@
       "integrity": "sha1-iYUI2iIm84DfkEcoRWhJwVAaSw0=",
       "dev": true
     },
+    "asap": {
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/asap/-/asap-2.0.6.tgz",
+      "integrity": "sha1-5QNHYR1+aQlDIIu9r+vLwvuGbUY=",
+      "dev": true
+    },
+    "asynckit": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k=",
+      "dev": true
+    },
     "babel-code-frame": {
       "version": "6.26.0",
       "resolved": "https://registry.npmjs.org/babel-code-frame/-/babel-code-frame-6.26.0.tgz",
@@ -147,6 +189,12 @@
       "integrity": "sha1-r6uWJikQp/M8GaV3WCXGnzTjUMo=",
       "dev": true
     },
+    "caseless": {
+      "version": "0.12.0",
+      "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
+      "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw=",
+      "dev": true
+    },
     "chalk": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
@@ -223,6 +271,15 @@
       "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=",
       "dev": true
     },
+    "combined-stream": {
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.6.tgz",
+      "integrity": "sha1-cj599ugBrFYTETp+RFqbactjKBg=",
+      "dev": true,
+      "requires": {
+        "delayed-stream": "1.0.0"
+      }
+    },
     "commander": {
       "version": "2.14.1",
       "resolved": "https://registry.npmjs.org/commander/-/commander-2.14.1.tgz",
@@ -357,6 +414,12 @@
         }
       }
     },
+    "delayed-stream": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
+      "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk=",
+      "dev": true
+    },
     "diff": {
       "version": "1.0.8",
       "resolved": "https://registry.npmjs.org/diff/-/diff-1.0.8.tgz",
@@ -662,6 +725,16 @@
       "integrity": "sha1-NNDJFbRe3G8BA5PH7vOCOwhWXPI=",
       "dev": true
     },
+    "eslint-plugin-vuln-regex-detector": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-vuln-regex-detector/-/eslint-plugin-vuln-regex-detector-1.0.4.tgz",
+      "integrity": "sha512-MlGNEvfk/lmHrbp6gIXKP2NPedA+wX2+KwezolXLE6t9q0pcmohkYm2EKmgL9z5n57CAIYFJ/I4SSI3ANWyl/A==",
+      "dev": true,
+      "requires": {
+        "requireindex": "1.1.0",
+        "vuln-regex-detector": "1.3.0"
+      }
+    },
     "eslint-scope": {
       "version": "3.7.1",
       "resolved": "https://registry.npmjs.org/eslint-scope/-/eslint-scope-3.7.1.tgz",
@@ -833,6 +906,17 @@
         }
       }
     },
+    "form-data": {
+      "version": "2.3.2",
+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.3.2.tgz",
+      "integrity": "sha1-SXBJi+YEwgwAXU9cI67NIda0kJk=",
+      "dev": true,
+      "requires": {
+        "asynckit": "0.4.0",
+        "combined-stream": "1.0.6",
+        "mime-types": "2.1.18"
+      }
+    },
     "front-matter": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/front-matter/-/front-matter-2.3.0.tgz",
@@ -866,6 +950,12 @@
       "integrity": "sha1-9wLmMSfn4jHBYKgMFVSstw1QR+U=",
       "dev": true
     },
+    "get-port": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/get-port/-/get-port-3.2.0.tgz",
+      "integrity": "sha1-3Xzn3hh8Bsi/NTeWrHHgmfCYDrw=",
+      "dev": true
+    },
     "get-stdin": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/get-stdin/-/get-stdin-4.0.1.tgz",
@@ -1040,6 +1130,29 @@
         }
       }
     },
+    "http-basic": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/http-basic/-/http-basic-7.0.0.tgz",
+      "integrity": "sha1-gvClBr6UJzLsje6+6A50bvVzbbo=",
+      "dev": true,
+      "requires": {
+        "@types/concat-stream": "1.6.0",
+        "@types/node": "9.6.5",
+        "caseless": "0.12.0",
+        "concat-stream": "1.6.0",
+        "http-response-object": "3.0.1",
+        "parse-cache-control": "1.0.1"
+      }
+    },
+    "http-response-object": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/http-response-object/-/http-response-object-3.0.1.tgz",
+      "integrity": "sha512-6L0Fkd6TozA8kFSfh9Widst0wfza3U1Ex2RjJ6zNDK0vR1U1auUR6jY4Nn2Xl7CCy0ikFmxW1XcspVpb9RvwTg==",
+      "dev": true,
+      "requires": {
+        "@types/node": "9.6.5"
+      }
+    },
     "iconv-lite": {
       "version": "0.4.19",
       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.19.tgz",
@@ -1395,6 +1508,21 @@
         "mimic-fn": "1.1.0"
       }
     },
+    "mime-db": {
+      "version": "1.33.0",
+      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.33.0.tgz",
+      "integrity": "sha512-BHJ/EKruNIqJf/QahvxwQZXKygOQ256myeN/Ew+THcAa5q+PjyTTMMeNQC4DZw5AwfvelsUrA6B67NKMqXDbzQ==",
+      "dev": true
+    },
+    "mime-types": {
+      "version": "2.1.18",
+      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.18.tgz",
+      "integrity": "sha512-lc/aahn+t4/SWV/qcmumYjymLsWfN3ELhpmVuUFjgsORruuZPVSwAQryq+HHGvO/SI2KVX26bx+En+zhM8g8hQ==",
+      "dev": true,
+      "requires": {
+        "mime-db": "1.33.0"
+      }
+    },
     "mimic-fn": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-1.1.0.tgz",
@@ -1557,6 +1685,12 @@
         "p-limit": "1.1.0"
       }
     },
+    "parse-cache-control": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/parse-cache-control/-/parse-cache-control-1.0.1.tgz",
+      "integrity": "sha1-juqz5U+laSD+Fro493+iGqzC104=",
+      "dev": true
+    },
     "parse-json": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/parse-json/-/parse-json-2.2.0.tgz",
@@ -1686,6 +1820,15 @@
       "integrity": "sha1-ihvjZr+Pwj2yvSPxDG/pILQ4nR8=",
       "dev": true
     },
+    "promise": {
+      "version": "8.0.1",
+      "resolved": "https://registry.npmjs.org/promise/-/promise-8.0.1.tgz",
+      "integrity": "sha1-5F1osAoXZHttpxG/he1u1HII9FA=",
+      "dev": true,
+      "requires": {
+        "asap": "2.0.6"
+      }
+    },
     "pseudomap": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/pseudomap/-/pseudomap-1.0.2.tgz",
@@ -1698,6 +1841,12 @@
       "integrity": "sha1-TeLmyzspCIyeTLwDv51C+5bOL3U=",
       "dev": true
     },
+    "qs": {
+      "version": "6.5.1",
+      "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.1.tgz",
+      "integrity": "sha512-eRzhrN1WSINYCDCbrz796z37LOe3m5tmW7RQf6oBntukAG1nmovJvhnwHHRMAfeoItc1m2Hk02WER2aQ/iqs+A==",
+      "dev": true
+    },
     "read-pkg": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-2.0.0.tgz",
@@ -1741,6 +1890,12 @@
         "resolve-from": "1.0.1"
       }
     },
+    "requireindex": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/requireindex/-/requireindex-1.1.0.tgz",
+      "integrity": "sha1-5UBLgVV+91225JxacgBIk/4D4WI=",
+      "dev": true
+    },
     "resolve": {
       "version": "1.5.0",
       "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.5.0.tgz",
@@ -2034,6 +2189,26 @@
       "integrity": "sha1-U10EXOa2Nj+kARcIRimZXp3zJMc=",
       "dev": true
     },
+    "sync-request": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/sync-request/-/sync-request-6.0.0.tgz",
+      "integrity": "sha512-jGNIAlCi9iU4X3Dm4oQnNQshDD3h0/1A7r79LyqjbjUnj69sX6mShAXlhRXgImsfVKtTcnra1jfzabdZvp+Lmw==",
+      "dev": true,
+      "requires": {
+        "http-response-object": "3.0.1",
+        "sync-rpc": "1.3.3",
+        "then-request": "6.0.0"
+      }
+    },
+    "sync-rpc": {
+      "version": "1.3.3",
+      "resolved": "https://registry.npmjs.org/sync-rpc/-/sync-rpc-1.3.3.tgz",
+      "integrity": "sha512-xtTZUAeFaescZALim6yqjMDsVQD7mKAkdZ0/FOvVjlrr4uQqrARlWxs4P7bKV2ZPnvOyTVyHyyxqztxtBF4iIw==",
+      "dev": true,
+      "requires": {
+        "get-port": "3.2.0"
+      }
+    },
     "table": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/table/-/table-4.0.2.tgz",
@@ -2091,6 +2266,33 @@
       "integrity": "sha1-f17oI66AUgfACvLfSoTsP8+lcLQ=",
       "dev": true
     },
+    "then-request": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/then-request/-/then-request-6.0.0.tgz",
+      "integrity": "sha512-xA+7uEMc+jsQIoyySJ93Ad08Kuqnik7u6jLS5hR91Z3smAoCfL3M8/MqMlobAa9gzBfO9pA88A/AntfepkkMJQ==",
+      "dev": true,
+      "requires": {
+        "@types/concat-stream": "1.6.0",
+        "@types/form-data": "0.0.33",
+        "@types/node": "8.10.8",
+        "@types/qs": "6.5.1",
+        "caseless": "0.12.0",
+        "concat-stream": "1.6.0",
+        "form-data": "2.3.2",
+        "http-basic": "7.0.0",
+        "http-response-object": "3.0.1",
+        "promise": "8.0.1",
+        "qs": "6.5.1"
+      },
+      "dependencies": {
+        "@types/node": {
+          "version": "8.10.8",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-8.10.8.tgz",
+          "integrity": "sha512-BvcUxNZe9JgiiUVivtiQt3NrPVu9OAQzkxR1Ko9ESftCYU7V6Np5kpDzQwxd+34lsop7SNRdL292Flv52OvCaw==",
+          "dev": true
+        }
+      }
+    },
     "through": {
       "version": "2.3.8",
       "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
@@ -2198,6 +2400,15 @@
       "integrity": "sha1-qbVhR3x+pdVjsMqqUuQOZo3gwjg=",
       "dev": true
     },
+    "vuln-regex-detector": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/vuln-regex-detector/-/vuln-regex-detector-1.3.0.tgz",
+      "integrity": "sha512-QWm8buVznZjdcfMuFHYsiNfHd0YQ7dO41G0iEGVPlUng5eZUo8uy+QsVCmbgVZ2b96xprY1Tz9dQD7QtvbFHXw==",
+      "dev": true,
+      "requires": {
+        "sync-request": "6.0.0"
+      }
+    },
     "which": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/which/-/which-1.3.0.tgz",
diff --git a/package.json b/package.json
index 5ebeef7ef5..c0cfef6922 100644
--- a/package.json
+++ b/package.json
@@ -29,6 +29,7 @@
     "eslint-plugin-node": "^5.2.1",
     "eslint-plugin-promise": "^3.6.0",
     "eslint-plugin-standard": "^3.0.1",
+    "eslint-plugin-vuln-regex-detector": "^1.0.4",
     "front-matter": "^2.3.0",
     "glob-to-regexp": "0.3.0",
     "html-differ": "^1.3.4",
@@ -47,6 +48,7 @@
     "test:gfm": "npm test -- test/specs/gfm/**/*-spec.js",
     "test:old": "node test",
     "test:lint": "eslint bin/marked .",
+    "test:redos": "eslint --plugin vuln-regex-detector --rule '\"vuln-regex-detector/no-vuln-regex\": 2' lib/marked.js",
     "bench": "node test --bench",
     "lint": "eslint --fix bin/marked .",
     "build": "uglifyjs lib/marked.js -cm  --comments /Copyright/ -o marked.min.js",