New version of Zen Cart – 1.39g – released today

A new version has been released today bringing the latest version of Zen Cart available  to 1.39g.  It is recommended you plan to upgrade your zen cart store to the most current version as soon as possible to take advantage of the improved security and several fixes to software bugs.

Zen Cart 1.39e

Official announcement thread:

Official Download from SourceForge:

What’s New in v1.3.9g

This upgrade was released today (30th September 2010) and includes:

  • CHANGE-74 – Security: Fix LFI/FD threat
  • CHANGE-74 – Security: Fix bSQLi vulnerability
  • CHANGE-74 – Security: Fix multiple XSS vulnerabilities
  • BUGSFORUM-1514 – Added admin warning page to prevent admin use if admin folder hasn’t been renamed. (For XSS prevention and other security reasons, to deter hackers.)
  • BUGSFORUM-1514 – Added admin warning page to prevent admin use if zc-install folder hasn’t been deleted
  • BUGSFORUM-531 – Fix to prevent "2006 MySQL server has gone away" messages
  • BUGSFORUM-1116 – Fix htmlspecialchars problem in ezpages
  • BUGSFORUM-1422 – Fix intermittent PayPal Express Checkout error 10413 & 10417 with large quantities and items on sale
  • BUGSFORUM-1438 – Improvements to canonical <link> support to minimize duplicate content reports
  • BUGSFORUM-1459 – Fix PayPal Express/Pro 10413 problem caused by rounding error with shipping taxes
  • BUGSFORUM-1472 – Set httpOnly attribute in session cookies, to minimize XSS risks
  • BUGSFORUM-1473 – Fix debug log problem
  • BUGSFORUM-1475 – Fix occasional Linkpoint problem when discounts/coupons are used
  • BUGSFORUM-1481 – Remove layout table in PayPal Pro VBV message
  • BUGSFORUM-1482 – Checkout Confirmation occassionally takes user back to log in after multiple purchases in one shopping session
  • BUGSFORUM-1490 – Fix PayPal Express Checkout quirk where customers selecting PP addresses for countries deleted from store would still be allowed to checkout
  • BUGSFORUM-1498 – Fix small quirk where debug history order numbers might have trailing additional digits in debug data
  • BUGSFORUM-1499 – Fix PayPal echecks problem where echecks wouldn’t activate the order when cleared, due to a problem introduced when fixing a duplicate-orders issue in v1.3.9d
  • BUGSFORUM-1507 – Security: Fix multiple XSS vulnerabilities
  • BUGSFORUM-1515 – Security: Fix multiple XSS vulnerabilities
  • BUGSFORUM-1519 – uninitialized variable causing odd display results if an error condition occurs
  • BUGSFORUM-1520 – Fix error where deleting an order wasn’t removing associated download records.
  • BUGSFORUM-1522 – Featured, Specials, What’s New sidebox div correction
  • BUGSFORUM-1527 – PayPal display bug in admin when Transaction IDs start with 0
  • ADDED: option added to disable PayPal Express Checkout shortcut button for those merchants whose customers are confused by it. However, it’s best to leave it on for the added benefit of increased sales and conversions.
  • MINOR: small fix to modules to prevent a brief delay from occurring when drawing the admin modules->payments screen
  • MINOR: added .xsl to approved filetypes in /includes/.htaccess
  • Removed obsolete cache.php language file


  • If you’re upgrading from v1.3.9a or b or c or d, e or f you can simply update the files listed in the various "Changelog for v1.3.9b" and "c" and "d" and "e" and "f" in the /docs/ folder of the download zip.

    (There are no database changes between v1.3.9a-b-c-d-e-f-g.)

  • If you’re upgrading from v1.3.8a or older versions, you need to follow the FULL upgrade instructions, also in your /docs/ folder

It is advisable to clear your browser cache and cookies after upgrading, before attempting to access your Admin section. Old admin cookies may prevent you from logging in until you clear the cache and cookies and restart the browser.



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