Work-around for potential issues with legacy prefs.

2019-03-27 23:48:27 +01:00 · 2019-03-27 23:48:27 +01:00 · c806c6bbff
parent 5327505fba
commit c806c6bbff
1 changed files with 5 additions and 3 deletions
--- a/src/xss/Exceptions.js
+++ b/src/xss/Exceptions.js
@ -50,9 +50,11 @@ XSS.Exceptions = (() => {
      }

      // destination or @source matching legacy regexp
-      if (this.legacyExceptions.test(unescapedDest) &&
-        !this.isBadException(destObj.hostname) ||
-        this.legacyExceptions.test("@" + unescape(srcUrl))) {
+      if (this.legacyExceptions &&
+          (this.legacyExceptions.test(unescapedDest) &&
+          !this.isBadException(destObj.hostname) ||
+          this.legacyExceptions.test("@" + unescape(srcUrl))
+        )) {
        logEx("Legacy exception", this.legacyExceptions);
        return true;
      }