diff --git a/config/passport.js b/config/passport.js
index 9032fe1..5379446 100755
--- a/config/passport.js
+++ b/config/passport.js
@@ -7,6 +7,7 @@ const TwitterStrategy = require('passport-twitter').Strategy
 const GoogleTokenStrategy = require('passport-google-id-token')
 const FacebookTokenStrategy = require('passport-facebook-token')
 const TwitterTokenStrategy = require('passport-twitter-token')
+const sanitize = require('mongo-sanitize')
 const debug = require('debug')('tracman-passport')
 const env = require('./env/env.js')
 const mw = require('./middleware.js')
@@ -33,7 +34,7 @@ module.exports = (passport) => {
   }, async (req, email, password, done) => {
     debug(`Perfoming local login for ${email}`)
     try {
-      let user = await User.findOne({'email': email})
+      let user = await User.findOne({'email': sanitize(email)})
 
       // No user with that email
       if (!user) {
@@ -143,11 +144,11 @@ module.exports = (passport) => {
       // Check for unique profileId
       debug(`Checking for unique account with query ${query}...`)
       try {
-        let user = await User.findOne(query)
+        let existing_user = await User.findOne(query)
 
         // Social account already in use
-        if (existingUser) {
-          debug(`${service} account already in use with user ${existingUser.id}`)
+        if (existing_user) {
+          debug(`${service} account already in use with user ${existing_user.id}`)
           req.session.flashType = 'warning'
           req.session.flashMessage = `Another user is already connected to that ${service} account. `
           return done()
diff --git a/config/routes/account.js b/config/routes/account.js
index 6276fec..e2b73b1 100644
--- a/config/routes/account.js
+++ b/config/routes/account.js
@@ -1,6 +1,7 @@
 'use strict'
 
 const mw = require('../middleware.js')
+const sanitize = require('mongo-sanitize')
 const User = require('../models.js').user
 const mail = require('../mail.js')
 const env = require('../env/env.js')
@@ -100,7 +101,7 @@ router.route('/password/:token')
     debug('/account/password/:token .all() called')
     try {
       let user = await User
-        .findOne({'auth.passToken': req.params.token})
+        .findOne({'auth.passToken': sanitize(req.params.token)})
         .where('auth.passTokenExpires').gt(Date.now())
 
       if (!user) {
diff --git a/config/routes/auth.js b/config/routes/auth.js
index 59c0129..4c97ea0 100755
--- a/config/routes/auth.js
+++ b/config/routes/auth.js
@@ -6,6 +6,7 @@ const User = require('../models.js').user
 const crypto = require('crypto')
 const moment = require('moment')
 const slugify = require('slug')
+const sanitize = require('mongo-sanitize')
 const debug = require('debug')('tracman-routes-auth')
 const env = require('../env/env.js')
 
@@ -145,7 +146,7 @@ module.exports = (app, passport) => {
         // Check if somebody already has that email
         try {
           debug(`Searching for user with email ${req.body.email}...`)
-          let user = await User.findOne({'email': req.body.email})
+          let user = await User.findOne({'email': sanitize(req.body.email)})
 
           // User already exists
           if (user && user.auth.password) {
@@ -182,7 +183,7 @@ module.exports = (app, passport) => {
               (async function checkSlug (s, cb) {
                 try {
                   debug(`Checking to see if slug ${s} is taken...`)
-                  let existingUser = await User.findOne({slug: s})
+                  let existingUser = await User.findOne({slug: sanitize(s)})
 
                   // Slug in use: generate a random one and retry
                   if (existingUser) {
@@ -283,7 +284,7 @@ module.exports = (app, passport) => {
 
         // Check if somebody has that email
         try {
-          let user = await User.findOne({'email': req.body.email})
+          let user = await User.findOne({'email': sanitize(req.body.email)})
 
           // No user with that email
           if (!user) {
@@ -298,7 +299,7 @@ module.exports = (app, passport) => {
           // User with that email does exist
           } else {
             debug(`User ${user.id} found with that email.  Creating reset token...`)
-            
+
             // Create reset token
             try {
               let [token, expires] = await user.createPassToken()
diff --git a/config/routes/map.js b/config/routes/map.js
index 1e0ef6a..10266fe 100755
--- a/config/routes/map.js
+++ b/config/routes/map.js
@@ -3,6 +3,7 @@
 const router = require('express').Router()
 const mw = require('../middleware.js')
 const env = require('../env/env.js')
+const sanitize = require('mongo-sanitize')
 const User = require('../models.js').user
 
 // Redirect to real slug
@@ -47,21 +48,25 @@ router.get('/demo', (req, res, next) => {
 // Show map
 router.get('/:slug?', async (req, res, next) => {
   try {
-    let map_user = await User.findOne({slug: req.params.slug})
-    if (!map_user) next() // 404
-    else {
-      var active = '' // For header nav
-      if (req.user && req.user.id === map_user.id) active = 'map'
-      res.render('map', {
-        active: active,
-        mapuser: map_user,
-        mapApi: env.googleMapsAPI,
-        user: req.user,
-        noFooter: '1',
-        noHeader: (req.query.noheader) ? req.query.noheader.match(/\d/)[0] : 0,
-        disp: (req.query.disp) ? req.query.disp.match(/\d/)[0] : 2, // 0=map, 1=streetview, 2=both
-        newuserurl: (req.query.new) ? env.url + '/map/' + req.params.slug : ''
-      })
+    if (req.params.slug != sanitize(req.params.slug)) {
+      throw new Error(`Possible injection attempt with slug: ${req.params.slug}`)
+    } else {
+      let map_user = await User.findOne({slug: req.params.slug})
+      if (!map_user) next() // 404
+      else {
+        var active = '' // For header nav
+        if (req.user && req.user.id === map_user.id) active = 'map'
+        res.render('map', {
+          active: active,
+          mapuser: map_user,
+          mapApi: env.googleMapsAPI,
+          user: req.user,
+          noFooter: '1',
+          noHeader: (req.query.noheader) ? req.query.noheader.match(/\d/)[0] : 0,
+          disp: (req.query.disp) ? req.query.disp.match(/\d/)[0] : 2, // 0=map, 1=streetview, 2=both
+          newuserurl: (req.query.new) ? env.url + '/map/' + req.params.slug : ''
+        })
+      }
     }
   } catch (err) { mw.throwErr(err, req) }
 })
diff --git a/config/routes/settings.js b/config/routes/settings.js
index fabf379..a8074a1 100755
--- a/config/routes/settings.js
+++ b/config/routes/settings.js
@@ -6,6 +6,7 @@ const mw = require('../middleware.js')
 const User = require('../models.js').user
 const mail = require('../mail.js')
 const env = require('../env/env.js')
+const sanitize = require('mongo-sanitize')
 const debug = require('debug')('tracman-routes-settings')
 const router = require('express').Router()
 
diff --git a/config/sockets.js b/config/sockets.js
index e27422b..278ebf3 100755
--- a/config/sockets.js
+++ b/config/sockets.js
@@ -2,6 +2,7 @@
 
 // Imports
 const debug = require('debug')('tracman-sockets')
+const sanitize = require('mongo-sanitize')
 const User = require('./models.js').user
 
 // Check for tracking clients
@@ -82,7 +83,7 @@ module.exports = {
         } else {
           try {
             // Get loc.usr
-            let user = await User.findById(loc.usr)
+            let user = await User.findById(sanitize(loc.usr))
               .where('sk32').equals(loc.tok)
 
             if (!user) {
diff --git a/package-lock.json b/package-lock.json
index c0a6078..1ecba8f 100755
--- a/package-lock.json
+++ b/package-lock.json
@@ -4499,6 +4499,11 @@
       "resolved": "https://registry.npmjs.org/moment/-/moment-2.20.1.tgz",
       "integrity": "sha512-Yh9y73JRljxW5QxN08Fner68eFLxM5ynNOAw2LbIB1YAGeQzZT8QFSUvkAz609Zf+IHhhaUxqZK8dG3W/+HEvg=="
     },
+    "mongo-sanitize": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/mongo-sanitize/-/mongo-sanitize-1.0.0.tgz",
+      "integrity": "sha1-FeMRMEivvz50RkxOgVaCG4/6wdw="
+    },
     "mongodb": {
       "version": "2.2.33",
       "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-2.2.33.tgz",
diff --git a/package.json b/package.json
index 3d0151c..34485fa 100755
--- a/package.json
+++ b/package.json
@@ -19,6 +19,7 @@
     "load-google-maps-api": "^1.0.0",
     "minifier": "^0.8.1",
     "moment": "^2.18.1",
+    "mongo-sanitize": "^1.0.0",
     "mongoose": "^4.11.13",
     "mongoose-unique-validator": "^1.0.6",
     "nodemailer": "^4.1.1",
diff --git a/server.js b/server.js
index 17cb4e9..a22ede7 100755
--- a/server.js
+++ b/server.js
@@ -169,7 +169,7 @@ let ready_promise_list = []
   }
 }
 
-// CSRF Protection
+// CSRF Protection (keep after routes)
 app.use(csurf({
   cookie: true,
 }))