WordPress 5.5.2 Protection and also Upkeep Launch – San Francisco

WordPress 5.5.2 Protection and also Upkeep Launch – San Francisco

WordPress 5.5.2 is currently readily available!

This protection and also upkeep launch attributes 14 bug fixes along with 10 protection repairs. Since this is a protection launch, it is suggested that you upgrade your websites instantly. All variations considering that WordPress 3.7 have actually likewise been upgraded.

WordPress 5.5.2 is a short-cycle protection and also upkeep launch. The following significant launch will certainly be variation 5.6.

You can download and install WordPress 5.5.2 by downloading and install from WordPress.org, or see your Control panel → Updates and also click Update Currently.

If you have websites that sustain automated history updates, they have actually currently begun the upgrade procedure.

Protection Updates

10 protection concerns impact WordPress variations 5.5.1 and also earlier. If you have not yet upgraded to 5.5, all WordPress variations considering that 3.7 have actually likewise been upgraded to take care of the list below protection concerns:

  • Props to Alex Concha of the WordPress Protection Group for their operate in setting deserialization demands.
  • Props to David Binovec on a solution to disable spam installs from impaired websites on a multisite network.
  • Many Thanks to Marc Montas from Sucuri for reporting a concern that might cause XSS from worldwide variables.
  • Many Thanks to Justin Tran that reported a concern bordering advantage rise in XML-RPC. He likewise located and also divulged a concern around advantage rise around article commenting through XML-RPC.
  • Props to Omar Ganiev that reported a technique where a DoS assault might cause RCE.
  • Many Thanks to Karim El Ouerghemmi from RIPS that divulged a technique to shop XSS in article slugs.
  • Many Thanks to Slavco for reporting, and also verification from Karim El Ouerghemmi, a technique to bypass safeguarded meta that might cause approximate documents removal.
  • Many Thanks to Erwan LR from WPScan that sensibly divulged a technique that might cause CSRF.
  • As well as an unique many thanks to @zieladam that was important in a number of the launches and also spots throughout this launch.

Thanks to every one of the press reporters forprivately disclosing the vulnerabilities This provided the protection group time to take care of the susceptabilities prior to WordPress websites might be struck.

For more details, search the full list of changes on Trac, or have a look at the version 5.5.2 HelpHub documentation page.

Many thanks and also props!

The 5.5.2 launch was led by @whyisjake and also the complying with launch team:@audrasjb, @davidbaumwald, @desrosj, @johnbillion, @metalandcoffee, @noisysocks @planningwrite, @sarahricker and also @sergeybiryukov

Along with the protection scientists and also launch team participants pointed out over, thanks to every person that aided make WordPress 5.5.2 occur:

Aaron Jorbin, Alex Concha, Amit Dudhat, Andrey “Rarst” Savchenko, Andy Fragen, Ayesh Karunaratne, bridgetwillard, Daniel Richards, David Baumwald, Davis Shaver, dd32, Florian TIAR, Hareesh, Hugh Lashbrooke, Ian Dunn, Igor Radovanov, Jake Spurlock, Jb Audras, John Blackbourn, Jonathan Desrosiers, Jon Brown, Joy, Juliette Reinders Folmer, kellybleck, mailnew2ster, Marcus Kazmierczak, Marius L. J., Milan Dinić, Mohammad Jangda, Mukesh Panchal, Paal Joachim Romdahl, Peter Wilson, Regan Khadgi, Robert Anderson, Sergey Biryukov, Sergey Yakimov, Syed Balkhi, szaqal21, Tellyworth, Timi Wahalahti, Timothy Jacobs, Towhidul I. Chowdhury, Vinayak Anivase, and also zieladam.


Cogknockers is a San Francisco WordPress Development Agency with 20+ Years Experience.  WordPress Design is at the core of our services.

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