diff --git a/package-lock.json b/package-lock.json
index 56295ed2..b95399c8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9884,9 +9884,9 @@
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     },
     "linkify-it": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/linkify-it/-/linkify-it-2.2.0.tgz",
-      "integrity": "sha512-GnAl/knGn+i1U/wjBz3akz2stz+HrHLsxMwHQGofCDfPvlf+gDKN58UtfmUquTY4/MXeE2x7k19KQmeoZi94Iw==",
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/linkify-it/-/linkify-it-3.0.3.tgz",
+      "integrity": "sha512-ynTsyrFSdE5oZ/O9GEf00kPngmOfVwazR5GKDq6EYfhlpFug3J2zybX56a2PRRpc9P+FuSoGNAwjlbDs9jJBPQ==",
       "requires": {
         "uc.micro": "^1.0.1"
       }
@@ -10245,21 +10245,26 @@
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     },
     "markdown-it": {
-      "version": "10.0.0",
-      "resolved": "https://registry.npmjs.org/markdown-it/-/markdown-it-10.0.0.tgz",
-      "integrity": "sha512-YWOP1j7UbDNz+TumYP1kpwnP0aEa711cJjrAQrzd0UXlbJfc5aAq0F/PZHjiioqDC1NKgvIMX+o+9Bk7yuM2dg==",
+      "version": "12.3.2",
+      "resolved": "https://registry.npmjs.org/markdown-it/-/markdown-it-12.3.2.tgz",
+      "integrity": "sha512-TchMembfxfNVpHkbtriWltGWc+m3xszaRD0CZup7GFFhzIgQqxIfn3eGj1yZpfuflzPvfkt611B2Q/Bsk1YnGg==",
       "requires": {
-        "argparse": "^1.0.7",
-        "entities": "~2.0.0",
-        "linkify-it": "^2.0.0",
+        "argparse": "^2.0.1",
+        "entities": "~2.1.0",
+        "linkify-it": "^3.0.1",
         "mdurl": "^1.0.1",
         "uc.micro": "^1.0.5"
       },
       "dependencies": {
+        "argparse": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
+          "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q=="
+        },
         "entities": {
-          "version": "2.0.3",
-          "resolved": "https://registry.npmjs.org/entities/-/entities-2.0.3.tgz",
-          "integrity": "sha512-MyoZ0jgnLvB2X3Lg5HqpFmn1kybDiIfEQmKzTb5apr51Rb+T3KdmMiqa70T+bhGnyv7bQ6WMj2QMHpGMmlrUYQ=="
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/entities/-/entities-2.1.0.tgz",
+          "integrity": "sha512-hCx1oky9PFrJ611mf0ifBLBRW8lUUVRlFolb5gWRfIELabBlbp9xZvrqZLZAs+NxFnbfQoeGd8wDkygjg7U85w=="
         }
       }
     },
@@ -10365,6 +10370,36 @@
       "dev": true,
       "requires": {
         "markdown-it": "10.0.0"
+      },
+      "dependencies": {
+        "entities": {
+          "version": "2.0.3",
+          "resolved": "https://registry.npmjs.org/entities/-/entities-2.0.3.tgz",
+          "integrity": "sha512-MyoZ0jgnLvB2X3Lg5HqpFmn1kybDiIfEQmKzTb5apr51Rb+T3KdmMiqa70T+bhGnyv7bQ6WMj2QMHpGMmlrUYQ==",
+          "dev": true
+        },
+        "linkify-it": {
+          "version": "2.2.0",
+          "resolved": "https://registry.npmjs.org/linkify-it/-/linkify-it-2.2.0.tgz",
+          "integrity": "sha512-GnAl/knGn+i1U/wjBz3akz2stz+HrHLsxMwHQGofCDfPvlf+gDKN58UtfmUquTY4/MXeE2x7k19KQmeoZi94Iw==",
+          "dev": true,
+          "requires": {
+            "uc.micro": "^1.0.1"
+          }
+        },
+        "markdown-it": {
+          "version": "10.0.0",
+          "resolved": "https://registry.npmjs.org/markdown-it/-/markdown-it-10.0.0.tgz",
+          "integrity": "sha512-YWOP1j7UbDNz+TumYP1kpwnP0aEa711cJjrAQrzd0UXlbJfc5aAq0F/PZHjiioqDC1NKgvIMX+o+9Bk7yuM2dg==",
+          "dev": true,
+          "requires": {
+            "argparse": "^1.0.7",
+            "entities": "~2.0.0",
+            "linkify-it": "^2.0.0",
+            "mdurl": "^1.0.1",
+            "uc.micro": "^1.0.5"
+          }
+        }
       }
     },
     "marked": {
diff --git a/package.json b/package.json
index c2cfd89a..04d2e3a3 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
     "jsdom-nogyp": "~0.8.3",
     "lodash": "^4.17.20",
     "lutim": "~1.0.2",
-    "markdown-it": "~10.0.0",
+    "markdown-it": "~12.3.2",
     "markdown-pdf": "~9.0.0",
     "mattermost-redux": "~5.13.0",
     "method-override": "~3.0.0",