FreshPorts - VuXML

wordpress developers reports:

Props to Evan Ricafort for finding an issue where stored XSS (cross-site scripting) could be added via the Customizer.

rops to J.D. Grimes who found and disclosed a method of viewing unauthenticated posts.

Props to Weston Ruter for finding a way to create a stored XSS to inject Javascript into style tags.

rops to David Newman for highlighting a method to poison the cache of JSON GET requests via the Vary: Origin header.

Props to Eugene Kolodenker who found a server-side request forgery in the way that URLs are validated.

Props to Ben Bidner of the WordPress Security Team who discovered issues related to referrer validation in the admin.

< 5.2.4,1

< 5.2.4

wordpress developers reports:

Four security issues affect WordPress versions 5.3 and earlier; version 5.3.1 fixes them, so youll want to upgrade. If you havent yet updated to 5.3, there are also updated versions of 5.2 and earlier that fix the security issues. -Props to Daniel Bachhuber for finding an issue where an unprivileged user could make a post sticky via the REST API. -Props to Simon Scannell of RIPS Technologies for finding and disclosing an issue where cross-site scripting (XSS) could be stored in well-crafted links. -Props to the WordPress.org Security Team for hardening wp_kses_bad_protocol() to ensure that it is aware of the named colon attribute. -Props to Nguyen The Duc for discovering a stored XSS vulnerability using block editor content.

< 5.3.1,1

< 5.3.1

wordpress developers reports:

Props to Simon Scannell of RIPS Technologies for finding and disclosing two issues. The first, a cross-site scripting (XSS) vulnerability found in post previews by contributors. The second was a cross-site scripting vulnerability in stored comments.

Props to Tim Coen for disclosing an issue where validation and sanitization of a URL could lead to an open redirect.

Props to Anshul Jain for disclosing reflected cross-site scripting during media uploads.

Props to Zhouyuan Yang of Fortinets FortiGuard Labs who disclosed a vulnerability for cross-site scripting (XSS) in shortcode previews.

Props to Ian Dunn of the Core Security Team for finding and disclosing a case where reflected cross-site scripting could be found in the dashboard.

Props to Soroush Dalilifrom NCC Group for disclosing an issue with URL sanitization that can lead to cross-site scripting (XSS) attacks.

In addition to the above changes, we are also updating jQuery on older versions of WordPress. This change was added in 5.2.1 and is now being brought to older versions.

< 5.2.3,1

< 5.2.3

wordpress developers reports:

Ten security issues affect WordPress versions 5.5.1 and earlier. If you havent yet updated to 5.5, all WordPress versions since 3.7 have also been updated to fix the following security issues: -Props to Alex Concha of the WordPress Security Team for their work in hardening deserialization requests. -Props to David Binovec on a fix to disable spam embeds from disabled sites on a multisite network. -Thanks to Marc Montas from Sucuri for reporting an issue that could lead to XSS from global variables. -Thanks to Justin Tran who reported an issue surrounding privilege escalation in XML-RPC. He also found and disclosed an issue around privilege escalation around post commenting via XML-RPC. -Props to Omar Ganiev who reported a method where a DoS attack could lead to RCE. -Thanks to Karim El Ouerghemmi from RIPS who disclosed a method to store XSS in post slugs. -Thanks to Slavco for reporting, and confirmation from Karim El Ouerghemmi, a method to bypass protected meta that could lead to arbitrary file deletion.

< 5.5.2,1

< 5.5.2