{"id":183045,"date":"2026-08-18T22:53:28","date_gmt":"2026-08-18T20:53:29","guid":{"rendered":"https:\/\/prohoster.info\/blog\/news\/reliz-firefox-154"},"modified":"2026-08-18T22:53:33","modified_gmt":"2026-08-18T20:53:33","slug":"firefox-154-release","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/firefox-154-release","title":{"rendered":"Vyd\u00e1n\u00ed Firefox 154","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Byl vyd\u00e1n webov\u00fd prohl\u00ed\u017ee\u010d Firefox 154 a byly vytvo\u0159eny aktualizace p\u0159edchoz\u00edch verz\u00ed s dlouhodobou podporou \u2014 153.1.0, 140.14.0 a 115.39.0. Na beta testov\u00e1n\u00ed bude brzy p\u0159evedena verze Firefox 155, jej\u00ed\u017e vyd\u00e1n\u00ed je napl\u00e1nov\u00e1no na 1. z\u00e1\u0159\u00ed.       <\/p>\n<p>Hlavn\u00ed novinky ve Firefoxu 154 (1, 2, 3):  <\/p>\n<ul>\n<li class=\"l\"> N\u00e1vrh specifikace LNA (Local Network Access) byl roz\u0161\u00ed\u0159en na WebSocketov\u00e1 spojen\u00ed. LNA omezuje p\u0159\u00edstup k m\u00edstn\u00edmu syst\u00e9mu (loopback, 127.0.0.0\/8) nebo vnit\u0159n\u00ed s\u00edti (192.168.0.0\/16, 10.0.0.0\/8 atd.) p\u0159i interakci s ve\u0159ejn\u00fdmi weby. Pro p\u0159\u00edstup k vnit\u0159n\u00edm zdroj\u016fm mus\u00ed u\u017eivatel poskytnout webov\u00e9 aplikaci speci\u00e1ln\u00ed opr\u00e1vn\u011bn\u00ed, proto\u017ee takov\u00e1 aktivita je zneu\u017e\u00edv\u00e1na \u00fato\u010dn\u00edky k prov\u00e1d\u011bn\u00ed CSRF \u00fatok\u016f na routery, p\u0159\u00edstupov\u00e9 body, tisk\u00e1rny, firemn\u00ed webov\u00e9 rozhran\u00ed a dal\u0161\u00ed za\u0159\u00edzen\u00ed a slu\u017eby, kter\u00e9 p\u0159ij\u00edmaj\u00ed po\u017eadavky pouze z m\u00edstn\u00ed s\u00edt\u011b. Otev\u0159en\u00ed WebSocketov\u00e9ho spojen\u00ed za\u0159\u00edzen\u00edm v m\u00edstn\u00ed s\u00edti nyn\u00ed vede k zobrazen\u00ed dialogu pro potvrzen\u00ed operace u\u017eivateli.\n<li class=\"l\"> Re\u017eim \u201eSmart Window\u201c nyn\u00ed umo\u017e\u0148uje vyu\u017eit\u00ed AI pro doporu\u010den\u00ed seskupen\u00ed z\u00e1lo\u017eek a pojmenov\u00e1n\u00ed ka\u017ed\u00e9 skupiny. Smart Window poskytuje odd\u011blen\u00fd prostor pro interakci s AI, kter\u00fd dopl\u0148uje st\u00e1vaj\u00edc\u00ed standardn\u00ed re\u017eim navigace na webu a re\u017eim soukrom\u00e9ho prohl\u00ed\u017een\u00ed.  <center><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/08\/fc2ba6d6639bcc23903c11b6c80cb8a9.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Byla umo\u017en\u011bna mo\u017enost zru\u0161en\u00ed operac\u00ed \u010di\u0161t\u011bn\u00ed cookie a dat pro jednotliv\u00e9 weby p\u0159i ukon\u010den\u00ed relace, p\u0159i zachov\u00e1n\u00ed ochrany proti sledov\u00e1n\u00ed a omezen\u00ed souvisej\u00edc\u00edho s cookie pro tyto weby.\n<li class=\"l\"> Funkce p\u0159ekladu obsahu cel\u00e9 str\u00e1nky nyn\u00ed zahrnuje tak\u00e9 obsah iframe blok\u016f integrovan\u00fdch do str\u00e1nky. Bylo zaji\u0161t\u011bno rozpozn\u00e1n\u00ed jazyka p\u0159i na\u010d\u00edt\u00e1n\u00ed str\u00e1nky.\n<li class=\"l\"> Do adresn\u00edho \u0159\u00e1dku byla p\u0159id\u00e1na funkce \u201eManage AI\u201c pro rychl\u00fd p\u0159echod do sekce nastaven\u00ed parametr\u016f AI v konfigur\u00e1toru.\n<li class=\"l\"> P\u0159i nucen\u00e9m obnoven\u00ed str\u00e1nky (stisknut\u00ed tla\u010d\u00edtka \u201eaktualizovat\u201c s podr\u017een\u00edm kl\u00e1vesy Shift) se nyn\u00ed nav\u00edc vy\u010dist\u00ed obsah mezipam\u011bti favicon\u016f.\n<li class=\"l\"> Byly zna\u010dn\u011b zrychleny operace zm\u011bny polohy v toku p\u0159i sledov\u00e1n\u00ed videa.\n<li class=\"l\"> Ve vestav\u011bn\u00e9m PDF prohl\u00ed\u017ee\u010di byla implementov\u00e1na funkce zv\u00fdrazn\u011bn\u00ed vybran\u00e9ho textu analogicky k tomu, jak je zv\u00fdrazn\u011bn text na webov\u00fdch str\u00e1nk\u00e1ch.\n<li class=\"l\"> Ve v\u00fdchoz\u00edm nastaven\u00ed byla p\u0159i vytv\u00e1\u0159en\u00ed nov\u00fdch a dlouho nepou\u017e\u00edvan\u00fdch profil\u016f odstran\u011bna tla\u010d\u00edtko \u201eFirefox View\u201c z panelu. Tla\u010d\u00edtko lze obnovit prost\u0159ednictv\u00edm rozhran\u00ed pro p\u0159izp\u016fsoben\u00ed panelu.\n<li class=\"l\"> Byly p\u0159id\u00e1ny CSS vlastnosti \u201etext-box-trim\u201c a \u201etext-box-edge\u201c, kter\u00e9 umo\u017e\u0148uj\u00ed p\u0159esn\u011b \u0159\u00eddit odsazen\u00ed p\u0159ed a za textem. Vlastnost \u201etext-box-trim\u201c ur\u010duje oblast o\u0159ezu (shora, zdola nebo z obou stran), zat\u00edmco \u201etext-box-edge\u201c stanovuje zp\u016fsob o\u0159ezu okraj\u016f.\n<li class=\"l\"> Byly p\u0159id\u00e1ny funkce CSS sibling-index() a sibling-count() pro stylizaci prvk\u016f na z\u00e1klad\u011b jejich pozice nebo po\u010dtu sousedn\u00edch prvk\u016f.\n<li class=\"l\"> Bylo implementov\u00e1no rozhran\u00ed pro zad\u00e1n\u00ed \u010dasu, kter\u00e9 se zobrazuje p\u0159i pou\u017eit\u00ed prvk\u016f  a .\n<li class=\"l\"> Byl implementov\u00e1n HTTP z\u00e1hlav\u00ed No-Vary-Search, pomoc\u00ed kter\u00e9ho je mo\u017en\u00e9 nastavit pravidla pro cacheov\u00e1n\u00ed dotaz\u016f s ohledem na p\u0159ed\u00e1van\u00e9 parametry v URL (nap\u0159\u00edklad je mo\u017en\u00e9 vylou\u010dit m\u00e9n\u011b d\u016fle\u017eit\u00e9 parametry p\u0159i zji\u0161\u0165ov\u00e1n\u00ed existence ulo\u017een\u00e9 varianty str\u00e1nky).\n<li class=\"l\">  Do rozhran\u00ed JavaScript Iterator byla p\u0159id\u00e1na podpora synchronn\u011b vykon\u00e1van\u00fdch metod Iterator.prototype.chunks (rozd\u011bluje prvky iter\u00e1toru do sekven\u010dn\u00edch nep\u0159ekr\u00fdvaj\u00edc\u00edch se skupin), Iterator.prototype.windows (proch\u00e1zen\u00ed prvk\u016f iter\u00e1toru metodou klouzav\u00e9ho okna), Iterator.prototype.includes (kontrola p\u0159\u00edtomnosti ur\u010dit\u00e9ho prvku v iter\u00e1toru) a Iterator.prototype.join (spoj\u00ed v\u0161echny prvky iter\u00e1toru do jednoho \u0159et\u011bzce).\n<li class=\"l\"> Ve spodn\u00ed \u010d\u00e1sti obrazovky pro prohl\u00ed\u017een\u00ed dat ve form\u00e1tu JSON Viewer je nyn\u00ed zobrazen kompletn\u00ed cest k vybran\u00e9mu prvku.\n<li class=\"l\"> Ve Firefoxu pro Android byly aktualizov\u00e1ny ikony, byla poskytnuta mo\u017enost v\u00fdb\u011bru n\u00e1zvu souboru a slo\u017eky pro ulo\u017een\u00ed stahovan\u00e9ho souboru, zaji\u0161t\u011bno automatick\u00e9 ukl\u00e1d\u00e1n\u00ed adres v pol\u00edch pro vstup, urychleno hled\u00e1n\u00ed z\u00e1lo\u017eek a byla poskytnuta sekce Firefox Labs pro testov\u00e1n\u00ed experiment\u00e1ln\u00edch funkc\u00ed.        <\/ul>\n<p>Krom\u011b nov\u00fdch funkc\u00ed a oprav chyb bylo v Firefoxu 154 odstran\u011bno 167 zranitelnost\u00ed, z nich\u017e v\u011bt\u0161ina byla zp\u016fsobena probl\u00e9my s pam\u011bt\u00ed, jako jsou p\u0159ete\u010den\u00ed vyrovn\u00e1vac\u00ed pam\u011bti a p\u0159\u00edstup k ji\u017e uvoln\u011bn\u00fdm oblastem pam\u011bti. Tyto probl\u00e9my mohou potenci\u00e1ln\u011b v\u00e9st k vykon\u00e1n\u00ed k\u00f3du \u00fato\u010dn\u00edka p\u0159i otev\u0159en\u00ed speci\u00e1ln\u011b upraven\u00fdch str\u00e1nek.<br \/>\n<br \/>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=66087\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 web-\u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0430 Firefox 154 \u0438 \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u044b \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0448\u043b\u044b\u0445 \u0432\u0435\u0442\u043e\u043a \u0441 \u0434\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c \u0441\u0440\u043e\u043a\u043e\u043c \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 &#8212; 153.1.0, 140.14.0 \u0438 115.39.0. \u041d\u0430 \u0441\u0442\u0430\u0434\u0438\u044e \u0431\u0435\u0442\u0430-\u0442\u0435\u0441\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432 \u0431\u043b\u0438\u0436\u0430\u0439\u0448\u0435\u0435 \u0432\u0440\u0435\u043c\u044f \u0431\u0443\u0434\u0435\u0442 \u043f\u0435\u0440\u0435\u0432\u0435\u0434\u0435\u043d\u0430 \u0432\u0435\u0442\u043a\u0430 Firefox 155, \u0440\u0435\u043b\u0438\u0437 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043d\u0430\u043c\u0435\u0447\u0435\u043d \u043d\u0430 1 \u0441\u0435\u043d\u0442\u044f\u0431\u0440\u044f. \u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u043d\u043e\u0432\u0448\u0435\u0441\u0442\u0432\u0430 \u0432 Firefox 154 (1, 2, 3): \u041f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 LNA (Local Network Access) \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u043e \u043d\u0430 WebSocket-\u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u044f. LNA \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0438\u0432\u0430\u0435\u0442 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":10,"featured_media":183047,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-183045","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 web-\u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0430 Firefox 154 \u0438 \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u044b \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0448\u043b\u044b\u0445 \u0432\u0435\u0442\u043e\u043a \u0441 \u0434\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c \u0441\u0440\u043e\u043a\u043e\u043c \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 - 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