Last Comment Bug 725777 - Malicious "Facebook!" add-on
: Malicious "Facebook!" add-on
Classification: Server Software
Component: Security (show other bugs)
: unspecified
: All All
-- normal (vote)
: ---
Assigned To: Jorge Villalobos [:jorgev]
Depends on:
  Show dependency treegraph
Reported: 2012-02-09 12:32 PST by MarkH
Modified: 2012-02-09 13:25 PST (History)
4 users (show)
See Also:
Crash Signature:
QA Whiteboard:
Iteration: ---
Points: ---

20120208 Facebook (58.72 KB, application/octet-stream)
2012-02-09 12:32 PST, MarkH
no flags Details

Description User image MarkH 2012-02-09 12:32:50 PST
Created attachment 595847 [details]
20120208 Facebook

User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_2) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.46 Safari/535.11

Steps to reproduce:

Downloaded the XPI from

Actual results:

After install, it injects youtube.js from the add-on, which is packed, to inject

script.php is JS, which steals your Facebook cookies, grabs your friends list and has you share a link to<uid> to your wall.

Expected results:

It shouldn't steal your cookies and post messages to Facebook without your permission.
Comment 1 User image Jorge Villalobos [:jorgev] 2012-02-09 13:07:09 PST
em:creator="Mark" :P
Comment 2 User image Jorge Villalobos [:jorgev] 2012-02-09 13:25:11 PST

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