An issue was discovered in SiteLinksView.php in Wikibase in MediaWiki through 1.39.3. There is XSS via a crafted badge title attribute. This is also related to lack of escaping in wbTemplate (from resources/wikibase/templates.js) for quotes (which can be in a title attribute).
An issue was discovered in the CheckUser extension for MediaWiki through 1.39.3. In certain situations, an attempt to block a user fails after a temporary browser hang and a DBQueryDisconnectedError error message.
An issue was discovered in the DoubleWiki extension for MediaWiki through 1.39.3. includes/DoubleWiki.php allows XSS via the column alignment feature.
An issue was discovered in the ProofreadPage (aka Proofread Page) extension for MediaWiki through 1.39.3. In includes/Page/PageContentHandler.php and includes/Page/PageDisplayHandler.php, hidden users can be exposed via public interfaces.
Certain HP LaserJet Pro print products are potentially vulnerable to Potential Remote Code Execution and/or Elevation of Privilege via Server-Side Request Forgery (SSRF) using the Web Service Eventing model.
Certain HP LaserJet Pro print products are potentially vulnerable to Buffer Overflow and/or Denial of Service when using the backup & restore feature through the embedded web service on the device.
Certain HP LaserJet Pro print products are potentially vulnerable to a stack-based buffer overflow related to the compact font format parser.
Certain HP LaserJet Pro print products are potentially vulnerable to Buffer Overflow when performing a GET request to scan jobs.
angular-ui-notification v0.1.0, v0.2.0, and v0.3.6 was discovered to contain a cross-site scripting (XSS) vulnerability.
A potential Time-of-Check to Time-of-Use (TOCTOU) vulnerability has been identified in certain HP PC products using AMI UEFI Firmware (system BIOS), which might allow arbitrary code execution. AMI has released updates to mitigate the potential vulnerability.