{"id":211078,"date":"2026-04-08T07:06:26","date_gmt":"2026-04-08T05:06:26","guid":{"rendered":"https:\/\/www.deskmodder.de\/blog\/?p=211078"},"modified":"2026-04-08T07:08:33","modified_gmt":"2026-04-08T05:08:33","slug":"thunderbird-149-0-2-und-140-9-1-esr-korrigieren-bis-zu-5-sicherheitsluecken","status":"publish","type":"post","link":"https:\/\/www.deskmodder.de\/blog\/2026\/04\/08\/thunderbird-149-0-2-und-140-9-1-esr-korrigieren-bis-zu-5-sicherheitsluecken\/","title":{"rendered":"Thunderbird 149.0.2 und 140.9.1 ESR korrigieren bis zu 5 Sicherheitsl\u00fccken"},"content":{"rendered":"<p>Kurz notiert: Gestern wurde nicht nur der Firefox mit Sicherheitsupdates versorgt, sondern auch der Thunderbird in der Version 149.0.2 und 140.9.1 ESR von Mozilla haben ein Sicherheitsupdate erhalten. Das Update selber wird auch schon \u00fcber die Update-Funktion verteilt.<\/p>\n<p><a href=\"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2023\/05\/thunderbird-logo-neu.png\" rel=\"lightbox[211078]\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2023\/05\/thunderbird-logo-neu-361x360.png\" alt=\"\" width=\"361\" height=\"360\" class=\"aligncenter size-medium wp-image-178449\" srcset=\"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2023\/05\/thunderbird-logo-neu-361x360.png 361w, https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2023\/05\/thunderbird-logo-neu-205x205.png 205w, https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2023\/05\/thunderbird-logo-neu.png 513w\" sizes=\"auto, (max-width: 361px) 100vw, 361px\" \/><\/a><\/p>\n<p>Im Thunderbird 149.0.2 wurden f\u00fcnf Sicherheitsl\u00fccken geschlossen, die alle mit &#8222;High&#8220; eingestuft wurden. Im 140.9.1 ESR sind es drei Sicherheitsl\u00fccken, die auch mit &#8222;High&#8220; deklariert wurden. Weitere \u00c4nderungen wurden laut Release Notes nicht vorgenommen.<\/p>\n<h3>Info und Download:<\/h3>\n<ul>\n<li><a href=\"https:\/\/www.mozilla.org\/en-US\/security\/known-vulnerabilities\/thunderbird\/\" target=\"_blank\">mozilla.org\/security<\/a><\/li>\n<li><a href=\"https:\/\/www.thunderbird.net\/en-US\/thunderbird\/149.0.2\/releasenotes\/\" target=\"_blank\">thunderbird.net\/149.0.2\/releasenotes\/<\/a><\/li>\n<li><a href=\"https:\/\/download-installer.cdn.mozilla.net\/pub\/thunderbird\/releases\/149.0.2\/\" target=\"_blank\">mozilla.net\/thunderbird\/releases\/149.0.2<\/a><\/li>\n<li><a href=\"https:\/\/www.thunderbird.net\/en-US\/thunderbird\/140.9.1esr\/releasenotes\/\" target=\"_blank\">thunderbird.net\/140.9.1esr\/releasenotes<\/a><\/li>\n<li><a href=\"https:\/\/download-installer.cdn.mozilla.net\/pub\/thunderbird\/releases\/140.9.1esr\/\" target=\"_blank\">mozilla.net\/thunderbird\/releases\/140.9.1esr<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Kurz notiert: Gestern wurde nicht nur der Firefox mit Sicherheitsupdates versorgt, sondern auch der Thunderbird in der Version 149.0.2 und 140.9.1 ESR von Mozilla haben ein Sicherheitsupdate erhalten. Das Update selber wird auch schon \u00fcber die Update-Funktion verteilt. Im Thunderbird&hellip; <\/p>\n","protected":false},"author":134,"featured_media":178449,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[152],"tags":[96162,96161],"class_list":["post-211078","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-software","tag-thunderbird-140-9-1-esr","tag-thunderbird-149-0-2"],"wp_featured_image":{"id":178449,"alt_text":"","description":"","media_type":"image","media_details":{"width":513,"height":512,"file":"2023\/05\/thunderbird-logo-neu.png","filesize":167190,"sizes":{"medium":{"file":"thunderbird-logo-neu-361x360.png","width":361,"height":360,"mime-type":"image\/png","filesize":70261,"source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2023\/05\/thunderbird-logo-neu-361x360.png"},"thumbnail":{"file":"thunderbird-logo-neu-205x205.png","width":205,"height":205,"mime-type":"image\/png","filesize":27616,"source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2023\/05\/thunderbird-logo-neu-205x205.png"},"blog-large":{"file":"thunderbird-logo-neu-513x300.png","width":513,"height":300,"mime-type":"image\/png","filesize":124598,"source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2023\/05\/thunderbird-logo-neu-513x300.png"},"blog-medium":{"file":"thunderbird-logo-neu-306x205.png","width":306,"height":205,"mime-type":"image\/png","filesize":45315,"source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2023\/05\/thunderbird-logo-neu-306x205.png"},"recent-thumb":{"file":"thunderbird-logo-neu-350x316.png","width":350,"height":316,"mime-type":"image\/png","filesize":66369,"source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2023\/05\/thunderbird-logo-neu-350x316.png"},"service-featured":{"file":"thunderbird-logo-neu-513x330.png","width":513,"height":330,"mime-type":"image\/png","filesize":134229,"source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2023\/05\/thunderbird-logo-neu-513x330.png"}},"image_meta":{"aperture":"0","credit":"","camera":"","caption":"","created_timestamp":"0","copyright":"","focal_length":"0","iso":"0","shutter_speed":"0","title":"","orientation":"0","keywords":[]}},"post":178439,"source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2023\/05\/thunderbird-logo-neu.png"},"commentcount":0,"wp_comments":[],"wp_author":{"id":134,"name":"moinmoin","description":"Ich bin nicht allwissend, was <a href=\"https:\/\/www.deskmodder.de\/wiki\/index.php?title=Kategorie:Windows_11\">Windows<\/a> angeht. Aber genau deshalb nehme ich Windows gerne auseinander und unter die Lupe, um all mein Wissen zu erweitern. <i>J\u00fcrgen<\/i>","author_avatar_urls":{"24":"https:\/\/secure.gravatar.com\/avatar\/fab96769102f8886245ab411df9a42a235be79261e4b44aa7ab2a555da8b86b4?s=24&d=mm&r=g","48":"https:\/\/secure.gravatar.com\/avatar\/fab96769102f8886245ab411df9a42a235be79261e4b44aa7ab2a555da8b86b4?s=48&d=mm&r=g","96":"https:\/\/secure.gravatar.com\/avatar\/fab96769102f8886245ab411df9a42a235be79261e4b44aa7ab2a555da8b86b4?s=96&d=mm&r=g"}},"cld_nonce":"686eec1438","yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Thunderbird 149.0.2 und 140.9.1 ESR korrigieren bis zu 5 Sicherheitsl\u00fccken - Deskmodder.de<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.deskmodder.de\/blog\/2026\/04\/08\/thunderbird-149-0-2-und-140-9-1-esr-korrigieren-bis-zu-5-sicherheitsluecken\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Thunderbird 149.0.2 und 140.9.1 ESR korrigieren bis zu 5 Sicherheitsl\u00fccken\" \/>\n<meta property=\"og:description\" content=\"Kurz notiert: Gestern wurde nicht nur der Firefox mit Sicherheitsupdates versorgt, sondern auch der Thunderbird in der Version 149.0.2 und 140.9.1 ESR von Mozilla haben ein Sicherheitsupdate erhalten. 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