Mozilla thunderbird email software10/3/2023 #CVE-2023-4047: Potential permissions request bypass via clickjacking Reporter Axel Chong Impact high DescriptionĪ bug in popup notifications delay calculation could have made it possible for an attacker to trick a user into granting permissions. This resulted in incorrect compilation and a potentially exploitable crash in the content process. In some circumstances, a stale value could have been used for a global variable in WASM JIT analysis. #CVE-2023-4046: Incorrect value used during WASM compilation Reporter Alexander Guryanov Impact high Description Offscreen Canvas did not properly track cross-origin tainting, which could have been used to access image data from another site in violation of same-origin policy. #CVE-2023-4045: Offscreen Canvas could have bypassed cross-origin restrictions Reporter Max Vlasov Impact high Description In general, these flaws cannot be exploited through email in the Thunderbird product because scripting is disabled when reading mail, but are potentially risks in browser or browser-like contexts. Thanks for being part of the Thunderbird family, and make sure to check back later for more customization guides and usage tips.Mozilla Foundation Security Advisory 2023-33 Security Vulnerabilities fixed in Thunderbird 115.1 Announced AugImpact high Products Thunderbird Fixed in We hope this helps you enjoy an even better Thunderbird experience. Just click the “More” button with the downward facing arrow, then select “Customize” and make it yours! Configuring this to fit your preferences is easy. That’s the section at the top of your email showing all the information such as sender’s name, contact photo (which pulls from the Address Book), subject, any associated tags, and more. Step 4: Customize The Message HeaderĪnd finally, we arrive at the Message Header Settings. □ Tip: Want to move your Tags up or down in the Folder Pane? Click on the 3 vertical dots menu (⋮) next to Tags, and simply choose “Move Up” or “Move Down” as seen in the above GIF. In the Folder Pane Options menu (⋯) next to the “New Message” button, click “Folder Modes” and then choose “Tags.” That’s it! But if you want to continue customizing Thunderbird 115, you can also use this menu to hide Local Folders. If Tags are an important part of your workflow, now it’s easier than ever to access them. □ TIP #2: Cards View is also available when using Classic or Wide layouts. It’s easy to get it back: Just return to the App menu (≡), then select View ➡️ Layout, and make sure that “Message List Header” is checked ✓ Some people choose to hide this section to reclaim a bit of vertical space. □ TIP #1: Are you having trouble finding that menu? The area of Thunderbird where you activate Cards View is called the Message List Header. More features such as a message preview line and sender avatars will be added in the future. Click it, and select “Cards View” as seen in the GIF above.Ĭards View is still in active development. Look immediately to the right of the “Quick Filter” area for the “Message List Display Options” icon. This new way of displaying your message list is simpler and more compact, to help reduce cognitive burden when you view the list. In this short guide, we’ll show you how to do it! Step 1: Turn On Vertical Viewįirst, click on the App Menu (≡) and choose “View”, followed by “Layout,” and then select “Vertical View.” This will rearrange the Folder pane, Message List pane, and Message pane to be displayed side-by-side. Fortunately, getting that shiny new “Supernova” look is accomplished in just a few seconds. But those new options aren’t on by default (for now), out of respect to those who have grown comfortable with Thunderbird’s Classic View throughout the years. Thunderbird 115 “Supernova” ships with brand new layout options to give you a more beautiful and more productive email experience.
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