![]() ![]() 13 January 2021 - CVE-2021-23926 - XML External Entity (XXE) Processing in Apache XMLBeans versions prior to 3.0.0 Version (currently v2.17.1) - including log4j-api. We strongly recommend that they upgrade all their log4j dependencies to the latest If any POI or XMLBeans user uses log4j-core to control their logging of their application, The security vulnerabilities are not in log4j-api - they are in log4j-core. POI 5.1.0 and XMLBeans 5.0.2 only have dependencies on log4j-api 2.14.1. The Apache POI PMC has evaluated the security vulnerabilities reported It is recommended that you use the same versions of all POI jars. If an application uses poi-scratchpad to parse TNEF files and the application allows untrusted users to supply them, then a carefully crafted file can cause an Out of Memory exception.Īffected users are advised to update to poi-scratchpad 5.2.1 or above This package is used to read TNEF files (Microsoft Outlook and Microsoft Exchange Server). ![]() 4 March 2022 - CVE-2022-26336 - A carefully crafted TNEF file can cause an out of memory exception in Apache POI poi-scratchpad versions prior to 5.2.0Ī shortcoming in the HMEF package of poi-scratchpad (Apache POI) allows an attacker to cause an Out of Memory exception. POI requires Java 8 or newer since version 4.0.1. People interested should also follow the dev list to track progress. Several dependencies were updated to their latest versions to pick up security fixes and other improvements.Ī full list of changes is available in the change log. Follwing figure shows the contextual tab that appears when a chart is selected.The Apache POI team is pleased to announce the release of 5.2.3. ![]() Whenever an object such as a chart, picture or a table is selected, specific tools for working with that object are available in the Ribbon. And if you want to perform the same trick without raising your fingers from the keyboard, you can use the shortcut key Ctrl+F1.Įxcel 2007 also includes contextual tabs. Click a tab to pop it open temporarily, or by right mouse click on a tab then Minimize the Ribbon or double-click a tab to bring the ribbon back for good. ![]() Ribbon Collapseĭo you want to use every square inch of screen space for your cells? You can collapse the ribbon by double-clicking any tab. Because menus and toolbars are no longer available in Excel 2007, these customizations appear in the Add-Ins tab. This tab is visible only if you’ve loaded a workbook or add-in that customizes the menu or toolbars. It also lets you pull off a few fancy tricks if you want to view several separate Excel spreadsheet files at the same time. Lets you switch on and off a variety of viewing options. It also has buttons that let you add comments to a worksheet and manage revisions. Includes the familiar Office proofing tools (like the spell checker). It also includes tools for dealing with large amounts of information, like sorting, filtering, and subgrouping. Lets you get information from an outside data source (database) so you can analyze it in Excel. This tab helps you build super-smart formulas and resolve mind-bending errors. You can tweak margins, paper orientation, and other page settings.Īre mathematical instructions that you use to perform calculations. Is all about getting your worksheet ready for the printer. Lets you add special ingredients like tables, graphics, charts, and hyperlinks. Includes some of the most commonly used buttons, like those for cutting and pasting information, formatting your data, and hunting down important bits of information with search tools. Quick overview of what each tab provides: ![]()
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