{"id":172767,"date":"2026-05-20T12:55:54","date_gmt":"2026-05-20T10:55:58","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-firefox-151"},"modified":"2026-05-20T12:55:54","modified_gmt":"2026-05-20T10:55:58","slug":"reliz-firefox-151","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/reliz-firefox-151","title":{"rendered":"Firefox 151 kiad\u00e1s","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Megjelent a Firefox 151 webb\u00f6ng\u00e9sz\u0151, \u00e9s friss\u00edt\u00e9sek k\u00e9sz\u00fcltek a hossz\u00fa t\u00e1v\u00fa t\u00e1mogat\u00e1s\u00fa kor\u00e1bbi \u00e1gakhoz \u2014 140.11.0 \u00e9s 115.36.0. A Firefox 152 \u00e1g hamarosan b\u00e9tatesztel\u00e9sre l\u00e9p, amelynek megjelen\u00e9se j\u00fanius 16-ra van kit\u0171zve.     <\/p>\n<p>F\u0151bb \u00faj\u00edt\u00e1sok a Firefox 151-ben (1, 2, 3, 4):  <\/p>\n<ul>\n<li class=\"l\"> Friss\u00fclt az \u00faj f\u00fcl megnyit\u00e1sakor megjelen\u0151 oldal megjelen\u00e9se (a log\u00f3 k\u00f6z\u00e9pre ker\u00fclt, a keres\u0151s\u00e1v lejjebb ker\u00fclt, h\u00e1tt\u00e9rk\u00e9pet kapott, amelyet a be\u00e1ll\u00edt\u00e1sokban lehet m\u00f3dos\u00edtani). Az \u00faj diz\u00e1jn optimaliz\u00e1lva lett az \u00faj lehet\u0151s\u00e9gekkel val\u00f3 integr\u00e1ci\u00f3hoz (p\u00e9ld\u00e1ul widgetek \u00e9s a parancsikonok jobb kezel\u00e9se), amelyeket a k\u00f6vetkez\u0151 kiad\u00e1sban v\u00e1runk.     <img decoding=\"async\" alt=\"Firefox 151 kiad\u00e1s\" src=\"\/wp-content\/uploads\/2026\/05\/8f59b64122a7ba1fd2a6cc17cb9d49b1.png\" style=\"display:block;margin: 0 auto\" \/>  <img decoding=\"async\" alt=\"Firefox 151 kiad\u00e1s\" src=\"\/wp-content\/uploads\/2026\/05\/2c4de70f4f3e00e2651eca493dfe5a1b.png\" style=\"display:block;margin: 0 auto\" \/>\n<li class=\"l\"> A priv\u00e1t b\u00f6ng\u00e9sz\u00e9si m\u00f3dban megval\u00f3sult egy \u00faj \"Priv\u00e1t Szession Lez\u00e1r\u00e1sa\" gomb (t\u0171z ikon az URL-s\u00e1v jobb oldal\u00e1n), amellyel az aktu\u00e1lis priv\u00e1t szession \u00f6sszes adat\u00e1t pillanatok alatt t\u00f6r\u00f6lhetj\u00fck an\u00e9lk\u00fcl, hogy be kellene z\u00e1rnunk a b\u00f6ng\u00e9sz\u0151ablakot (a kor\u00e1bban megnyitott webhelyek a priv\u00e1t b\u00f6ng\u00e9sz\u00e9sben bez\u00e1r\u00f3dnak, \u00e9s \u00fcres szession marad).      <img decoding=\"async\" alt=\"Firefox 151 kiad\u00e1s\" src=\"\/wp-content\/uploads\/2026\/05\/839093f843517f59192891d5ea5f5499.png\" style=\"display:block;margin: 0 auto\" \/>\n<li class=\"l\"> A be\u00e9p\u00edtett PDF-olvas\u00f3ban megval\u00f3sult a t\u00f6bb oldal egyes\u00edt\u00e9si funkci\u00f3ja a dokumentumban.    <img decoding=\"async\" alt=\"Firefox 151 kiad\u00e1s\" src=\"\/wp-content\/uploads\/2026\/05\/f01bfa53444770ab473395ddbb39dadf.png\" style=\"display:block;margin: 0 auto\" \/>\n<li class=\"l\"> A be\u00e9p\u00edtett ford\u00edt\u00f3fel\u00fclet mostant\u00f3l a \"Tov\u00e1bbi Eszk\u00f6z\u00f6k\" szekci\u00f3b\u00f3l h\u00edvhat\u00f3 a f\u0151men\u00fcben.  <img decoding=\"async\" alt=\"Firefox 151 kiad\u00e1s\" src=\"\/wp-content\/uploads\/2026\/05\/f4bcb85f18b4529306080cbc1e4db1eb.png\" style=\"display:block;margin: 0 auto\" \/>\n<li class=\"l\"> A be\u00e1ll\u00edt\u00e1sokban (about:preferences) tal\u00e1lhat\u00f3 keres\u0151s\u00e1v kib\u0151v\u00fclt, \u00e9s mostant\u00f3l az eg\u00e9sz el\u00e9rhet\u0151 sz\u00e9less\u00e9get elfoglalja.\n<li class=\"l\"> A Linuxra k\u00e9sz\u00fclt verzi\u00f3kban megval\u00f3sult a profilok biztons\u00e1gi ment\u00e9s\u00e9nek t\u00e1mogat\u00e1sa, amely lehet\u0151v\u00e9 teszi egy kiv\u00e1lasztott profil f\u00e1jlba ment\u00e9s\u00e9t, majd ezt a f\u00e1jlt m\u00e1s rendszeren a be\u00e1ll\u00edt\u00e1sok helyre\u00e1ll\u00edt\u00e1s\u00e1hoz lehet haszn\u00e1lni. Eddig ez a funkci\u00f3 csak Windows alatt volt el\u00e9rhet\u0151.    <img decoding=\"async\" alt=\"Firefox 151 kiad\u00e1s\" src=\"\/wp-content\/uploads\/2026\/05\/60a33f1f99dee3abd3e92de657f4dc04.png\" style=\"display:block;margin: 0 auto\" \/>\n<li class=\"l\"> A Firefox profil k\u00f6nyvt\u00e1r\u00e1nak m\u00e1s rendszerekre vagy a f\u00e1jlrendszer m\u00e1s r\u00e9szeire t\u00f6rt\u00e9n\u0151 \u00e1thelyez\u00e9sekor biztos\u00edtott a telep\u00edtett b\u0151v\u00edtm\u00e9nyek \u00e9s t\u00e9m\u00e1k helyre\u00e1ll\u00edt\u00e1sa.\n<li class=\"l\"> Fokozott\u00e1k a felhaszn\u00e1l\u00f3k rejtett azonos\u00edt\u00e1sa ellen v\u00e9delmet (Fingerprinting Protection), amelyet az Enhanced Tracking Protection (ETP) pirosra v\u00e1lt\u00e1sa eset\u00e9n alkalmaznak. Megjegyzik, hogy a m\u00f3dos\u00edt\u00e1sok \u00e1tlagosan 14%-kal (macOS eset\u00e9n 49%-kal) cs\u00f6kkentett\u00e9k a rejtett azonos\u00edt\u00e1ssal azonos\u00edtott felhaszn\u00e1l\u00f3k ar\u00e1ny\u00e1t a kor\u00e1bbi v\u00e9delemhez k\u00e9pest.\n<li class=\"l\"> A Firefox VPN ingyenes be\u00e9p\u00edtett szolg\u00e1ltat\u00e1s\u00e1ba lehet\u0151s\u00e9g ker\u00fclt a haszn\u00e1lt orsz\u00e1g kiv\u00e1laszt\u00e1s\u00e1ra. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/hu\/vpn\/\" title=\"VPN-szerver\" data-wpil-keyword-link=\"linked\">VPN-szerver<\/a>. A szolg\u00e1ltat\u00e1s lehet\u0151v\u00e9 teszi, hogy a weboldalakhoz ne k\u00f6zvetlen\u00fcl, hanem k\u00f6ztes proxy-<a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/hu\/server\/\" title=\"szerverek\" data-wpil-keyword-link=\"linked\">szerverek<\/a> szervereken kereszt\u00fcl, k\u00fcl\u00f6nb\u00f6z\u0151 orsz\u00e1gokban, rejtve a felhaszn\u00e1l\u00f3 IP-c\u00edm\u00e9t. Lehet\u0151s\u00e9g van VPN haszn\u00e1lat\u00e1ra csak a kiv\u00e1lasztott weboldalak sz\u00e1m\u00e1ra. A VPN aktiv\u00e1l\u00e1s\u00e1hoz sz\u00fcks\u00e9ges a Mozilla fi\u00f3k regisztr\u00e1l\u00e1sa. A VPN szolg\u00e1ltat\u00e1s havi 50 gigab\u00e1jt forgalomra korl\u00e1toz\u00f3dik.\n<li class=\"l\"> Amikor a webalkalmaz\u00e1s hozz\u00e1f\u00e9r\u00e9st k\u00e9r a helyadatokhoz Windows platformon, most m\u00e1r figyelembe veszi a rendszer helyi hozz\u00e1f\u00e9r\u00e9si be\u00e1ll\u00edt\u00e1sait.\n<li class=\"l\"> Hozz\u00e1adva az API Web Serial lehet\u0151s\u00e9ge, amely lehet\u0151v\u00e9 teszi a soros porton kereszt\u00fcl csatlakoztatott mikrokontrollerek vez\u00e9rl\u00e9s\u00e9t. P\u00e9ld\u00e1ul a jogosults\u00e1gok meger\u0151s\u00edt\u00e9se ut\u00e1n a webalkalmaz\u00e1sb\u00f3l programozhat\u00f3ak az ESP chipek, Raspberry Pi Picos, 3D nyomtat\u00f3k \u00e9s CNC berendez\u00e9sek. Az API Web Serial b\u00f6ng\u00e9sz\u0151b\u0151v\u00edtm\u00e9nyekben is haszn\u00e1lhat\u00f3, de nem a moz-extension k\u00f6rnyezetb\u0151l.\n<li class=\"l\"> Minden felhaszn\u00e1l\u00f3n\u00e1l enged\u00e9lyezve lett az LNA (Local Network Access) specifik\u00e1ci\u00f3 alkalmaz\u00e1sa, amely korl\u00e1tozza a helyi rendszerhez (loopback, 127.0.0.0\/8) vagy a bels\u0151 h\u00e1l\u00f3zathoz (192.168.0.0\/16, 10.0.0.0\/8 stb.) int\u00e9zett k\u00e9relmeket nyilv\u00e1nos webhelyekkel val\u00f3 interakci\u00f3 sor\u00e1n. A bels\u0151 er\u0151forr\u00e1sok el\u00e9r\u00e9s\u00e9hez a felhaszn\u00e1l\u00f3nak k\u00fcl\u00f6nleges jogosults\u00e1gokat kell adnia a webalkalmaz\u00e1snak, mivel az ehhez hasonl\u00f3 tev\u00e9kenys\u00e9geket kiberb\u0171n\u00f6z\u0151k CSRF-t\u00e1mad\u00e1sok v\u00e9grehajt\u00e1s\u00e1ra haszn\u00e1lj\u00e1k routerek, hozz\u00e1f\u00e9r\u00e9si pontok, nyomtat\u00f3k, v\u00e1llalati webes fel\u00fcletek \u00e9s m\u00e1s olyan eszk\u00f6z\u00f6k \u00e9s szolg\u00e1ltat\u00e1sok ellen, amelyek csak a helyi h\u00e1l\u00f3zatb\u00f3l fogadnak k\u00e9r\u00e9seket. Ezen k\u00edv\u00fcl a bels\u0151 er\u0151forr\u00e1sok felt\u00e9rk\u00e9pez\u00e9se k\u00f6zvetett azonos\u00edt\u00e1shoz vagy a helyi h\u00e1l\u00f3zatr\u00f3l val\u00f3 inform\u00e1ci\u00f3gy\u0171jt\u00e9shez haszn\u00e1lhat\u00f3. Kor\u00e1bban ilyen v\u00e9delem csak a nyomk\u00f6vet\u00e9s meger\u0151s\u00edtett v\u00e9delm\u00e9nek (ETP, Enhanced Tracking Protection =&gt; Strict) aktiv\u00e1l\u00e1sakor m\u0171k\u00f6d\u00f6tt.\n<li class=\"l\"> Megval\u00f3s\u00edtva az API Fullscreen Keyboard Lock, amely hozz\u00e1ad egy argumentumot a requestFullscreen met\u00f3dushoz, keyboardLock n\u00e9ven, lehet\u0151v\u00e9 t\u00e9ve a teljes k\u00e9perny\u0151s webalkalmaz\u00e1sok sz\u00e1m\u00e1ra bizonyos billenty\u0171k \u00e9s billenty\u0171kombin\u00e1ci\u00f3k kezel\u00e9s\u00e9nek megakad\u00e1lyoz\u00e1s\u00e1t, p\u00e9ld\u00e1ul a Esc billenty\u0171 lenyom\u00e1s\u00e1nak kezel\u00e9s\u00e9t. Ebben az esetben a teljes k\u00e9perny\u0151s m\u00f3db\u00f3l val\u00f3 kil\u00e9p\u00e9shez nem a megnyom\u00e1s, hanem a lenyom\u00e1s fenntart\u00e1sa sz\u00fcks\u00e9ges.\n<li class=\"l\"> Jav\u00edtva az elemek renderel\u00e9se abszol\u00fat pozicion\u00e1l\u00e1ssal t\u00f6bb oszlopos blokkokon bel\u00fcl vagy nyomtat\u00e1si kimenet eset\u00e9n.\n<li class=\"l\"> \"@container\" szab\u00e1lyokban t\u00f6bb felt\u00e9tel egyidej\u0171 felsorol\u00e1sa enged\u00e9lyezett, hasonl\u00f3an a m\u00e9dialek\u00e9rdez\u00e9sekhez.\n<li class=\"l\"> Az @container szab\u00e1lyokon bel\u00fcl enged\u00e9lyezve lett a style() f\u00fcggv\u00e9ny haszn\u00e1lata a kont\u00e9ner CSS tulajdons\u00e1gainak sz\u00e1m\u00edtott \u00e9rt\u00e9keinek ellen\u0151rz\u00e9s\u00e9re.\n<li class=\"l\"> Hozz\u00e1adva a CSSContainerRule.conditions tulajdons\u00e1g, amely tartalmazza a kont\u00e9ner lek\u00e9rdez\u00e9s \u00f6sszes felt\u00e9tel\u00e9nek list\u00e1j\u00e1t. A r\u00e9gi CSSContainerRule.containerName \u00e9s CSSContainerRule.containerQuery tulajdons\u00e1gok elavultnak nyilv\u00e1n\u00edttattak.\n<li class=\"l\"> A CSS horgonypozicion\u00e1l\u00e1s viselked\u00e9se megv\u00e1ltozott. A position-anchor tulajdons\u00e1g alap\u00e9rtelmezett \u00e9rt\u00e9ke mostant\u00f3l \"normal\", \u00e9s a position-area tulajdons\u00e1g haszn\u00e1latakor az implicit horgonyok automatikusan alkalmaz\u00e1sra ker\u00fclnek. Az anchor() vagy anchor-center haszn\u00e1l\u00f3 felugr\u00f3 ablakok (popovers) mostant\u00f3l megk\u00f6vetelik a \"position-anchor: auto\" tulajdons\u00e1g explicit megad\u00e1s\u00e1t.\n<li class=\"l\"> Hozz\u00e1adva az API Document Picture-in-Picture t\u00e1mogat\u00e1sa, amely lehet\u0151v\u00e9 teszi tetsz\u0151leges HTML tartalom \"k\u00e9p a k\u00e9pben\" m\u00f3dba t\u00f6rt\u00e9n\u0151 megnyit\u00e1s\u00e1t, nem csak vide\u00f3k\u00e9t. Ezzel ellent\u00e9tben a window.open() h\u00edv\u00e1s\u00e1val nyitott ablakok mindig m\u00e1s ablakok f\u00f6l\u00f6tt jelennek meg, nem maradnak meg a forr\u00e1sablak bez\u00e1r\u00e1sa ut\u00e1n, nem t\u00e1mogatj\u00e1k a navig\u00e1ci\u00f3t, \u00e9s nem tudj\u00e1k egy\u00e9rtelm\u0171en meghat\u00e1rozni a kimeneti poz\u00edci\u00f3t.\n<li class=\"l\"> The Permissions API ensures correct handling of temporary permissions granted to the site.\n<li class=\"l\"> Declarative syntax can now be used to define how elements are distributed into slots within the Shadow DOM.\n<li class=\"l\"> Firefox for Android has added support for quickly switching between tabs using a vertical swipe gesture in the panel area. A switch has been added to the configurator, similar to the desktop version, to disable all functions utilizing AI, along with settings for selectively enabling individual AI functions.    <img decoding=\"async\" alt=\"Firefox 151 kiad\u00e1s\" src=\"\/wp-content\/uploads\/2026\/05\/68f973c7312289f16f4ea1daecca665d.png\" style=\"display:block;margin: 0 auto\" \/>                  <\/ul>\n<p>In addition to innovations and bug fixes, Firefox 151 has addressed 154 vulnerabilities (65 collected under CVE-2026-8973, 54 under CVE-2026-8974, and 7 under CVE-2026-8975). 146 vulnerabilities are caused by memory handling issues, such as buffer overflows and accessing already freed memory areas. These issues could potentially lead to the execution of malicious code when opening specially crafted pages.       <\/p>\n<p>In the nightly builds of Firefox, testing has begun on a revamped configurator interface with expanded tools for searching settings, improved navigation, and updated labels and descriptions for settings.<br \/>\n<br \/>Forr\u00e1s: <a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=65481\">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 151 \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; 140.11.0 \u0438 115.36.0. \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 152, \u0440\u0435\u043b\u0438\u0437 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043d\u0430\u043c\u0435\u0447\u0435\u043d \u043d\u0430 16 \u0438\u044e\u043d\u044f. \u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u043d\u043e\u0432\u0448\u0435\u0441\u0442\u0432\u0430 \u0432 Firefox 151 (1, 2, 3, 4): \u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u0438\u0435 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u044b, \u043f\u043e\u043a\u0430\u0437\u044b\u0432\u0430\u0435\u043c\u043e\u0439 \u043f\u0440\u0438 \u043e\u0442\u043a\u0440\u044b\u0442\u0438\u0438 \u043d\u043e\u0432\u043e\u0439 \u0432\u043a\u043b\u0430\u0434\u043a\u0438 (\u043b\u043e\u0433\u043e\u0442\u0438\u043f \u043f\u0435\u0440\u0435\u043c\u0435\u0449\u0451\u043d \u0432 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":172768,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-172767","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 - 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