{"id":11025,"date":"2026-05-02T23:57:02","date_gmt":"2026-05-02T20:57:02","guid":{"rendered":"https:\/\/neoberidhaber.kahveciyazilim.com\/?p=11025"},"modified":"2026-05-02T23:57:03","modified_gmt":"2026-05-02T20:57:03","slug":"cpanel-yazilimindaki-kritik-guvenlik-acigi-milyonlarca-siteyi-tehdit-ediyor","status":"publish","type":"post","link":"https:\/\/neoberidhaber.kahveciyazilim.com\/index.php\/2026\/05\/02\/cpanel-yazilimindaki-kritik-guvenlik-acigi-milyonlarca-siteyi-tehdit-ediyor\/","title":{"rendered":"cPanel Yaz\u0131l\u0131m\u0131ndaki Kritik G\u00fcvenlik A\u00e7\u0131\u011f\u0131 Milyonlarca Siteyi Tehdit Ediyor"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">D\u00fcnya genelinde milyonlarca web sitesinin y\u00f6netiminde kullan\u0131lan cPanel ve WebHost Manager (WHM) yaz\u0131l\u0131m\u0131nda, siber sald\u0131rganlar\u0131n sunucular\u0131n kontrol\u00fcn\u00fc tamamen ele ge\u00e7irmesine olanak tan\u0131yan kritik bir g\u00fcvenlik a\u00e7\u0131\u011f\u0131 tespit edildi. CVE-2026-41940 koduyla takip edilen bu zafiyet, sald\u0131rganlar\u0131n giri\u015f ekran\u0131n\u0131 a\u015farak y\u00f6netim paneline yetkisiz eri\u015fim sa\u011flamas\u0131na imkan veriyor. G\u00fcvenlik ara\u015ft\u0131rmac\u0131lar\u0131, desteklenen t\u00fcm cPanel s\u00fcr\u00fcmlerini etkileyen bu durumun, g\u00fcncellenmemi\u015f sunucular i\u00e7in ciddi bir risk olu\u015fturdu\u011funu belirtiyor. Kanada Siber G\u00fcvenlik Ajans\u0131, zafiyetin k\u00f6t\u00fcye kullan\u0131m ihtimalinin olduk\u00e7a y\u00fcksek oldu\u011funu vurgulayarak, web hosting sa\u011flay\u0131c\u0131lar\u0131n\u0131 ve sistem y\u00f6neticilerini acil yama uygulamaya \u00e7a\u011f\u0131rd\u0131.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>CVE-2026-41940 kodlu g\u00fcvenlik a\u00e7\u0131\u011f\u0131, sald\u0131rganlar\u0131n cPanel y\u00f6netim panellerine kimlik do\u011frulamas\u0131 yapmadan eri\u015fmesine izin veriyor.<\/li>\n\n\n\n<li>Bir\u00e7ok b\u00fcy\u00fck web hosting firmas\u0131, sunucular\u0131n\u0131 korumak ad\u0131na gerekli yaz\u0131l\u0131m yamalar\u0131n\u0131 yay\u0131nlayarak sistemsel \u00f6nlemler ald\u0131.<\/li>\n\n\n\n<li>Siber g\u00fcvenlik uzmanlar\u0131, zafiyetin \u015fubat ay\u0131ndan bu yana k\u00f6t\u00fc niyetli ki\u015filer taraf\u0131ndan istismar edilmeye \u00e7al\u0131\u015f\u0131ld\u0131\u011f\u0131n\u0131 rapor ediyor.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Sald\u0131rganlar Sisteme Aylard\u0131r Eri\u015fim Sa\u011flamaya \u00c7al\u0131\u015f\u0131yor<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">cPanel ve WHM, web sunucular\u0131n\u0131n y\u00f6netimi, e-posta trafi\u011fi ve veritaban\u0131 konfig\u00fcrasyonlar\u0131 gibi kritik altyap\u0131 i\u015flemlerini y\u00fcr\u00fcten kapsaml\u0131 yaz\u0131l\u0131m paketleridir. Bu yaz\u0131l\u0131mlar\u0131n sunucu \u00fczerindeki derin eri\u015fim yetkileri, g\u00fcvenlik a\u00e7\u0131\u011f\u0131n\u0131n boyutunu daha da tehlikeli k\u0131l\u0131yor. Bir sald\u0131rgan\u0131n, y\u00f6netici paneline s\u0131zmas\u0131, sunucu \u00fczerindeki t\u00fcm verilerin ele ge\u00e7irilmesiyle sonu\u00e7lanabiliyor.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/ares.shiftdelete.net\/2026\/04\/cpanel-yazilimindaki-kritik-guvenlik-acigi-milyonlarca-siteyi-tehdit-ediyor.webp\" alt=\"\" class=\"wp-image-1259964\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">G\u00fcvenlik a\u00e7\u0131\u011f\u0131n\u0131n \u015fubat ay\u0131n\u0131n sonlar\u0131na kadar uzanan bir ge\u00e7mi\u015fe sahip oldu\u011fu tahmin ediliyor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">KnownHost CEO\u2019su Daniel Pearson, yapt\u0131klar\u0131 incelemelerde 23 \u015eubat tarihinden itibaren a\u011flar\u0131 \u00fczerindeki sunuculara y\u00f6nelik yetkisiz giri\u015f denemeleri tespit ettiklerini a\u00e7\u0131klad\u0131. Binlerce bilgisayar aras\u0131ndan yakla\u015f\u0131k 30 sunucunun hedef al\u0131nd\u0131\u011f\u0131n\u0131 belirten Pearson, \u015fu a\u015famada aktif bir veri ihlali kan\u0131t\u0131 bulunmad\u0131\u011f\u0131n\u0131 ancak durumun yak\u0131ndan takip edildi\u011fini ifade etti. Bu t\u00fcr giri\u015fimler, siber su\u00e7lular\u0131n pop\u00fcler y\u00f6netim ara\u00e7lar\u0131ndaki zafiyetleri uzun s\u00fcre gizlice izledi\u011fini kan\u0131tl\u0131yor.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Web Hosting \u015eirketleri Acil \u00d6nlemler Al\u0131yor<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Sekt\u00f6r\u00fcn \u00f6nde gelen firmalar\u0131, sorunun ciddiyetine binaen h\u0131zl\u0131 aksiyon alma yoluna gitti. Namecheap, m\u00fc\u015fterilerinin g\u00fcvenli\u011fini sa\u011flamak amac\u0131yla cPanel panellerine eri\u015fimi ge\u00e7ici olarak k\u0131s\u0131tlad\u0131\u011f\u0131n\u0131 ve yama \u00e7al\u0131\u015fmalar\u0131na \u00f6ncelik verdi\u011fini duyurdu. Hostgator gibi di\u011fer devler de benzer \u015fekilde g\u00fcncellemeleri tamamlayarak sistemlerini koruma alt\u0131na ald\u0131klar\u0131n\u0131 a\u00e7\u0131klad\u0131.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00fcnya genelindeki t\u00fcm cPanel kullan\u0131c\u0131lar\u0131n\u0131n sistemlerini en g\u00fcncel s\u00fcr\u00fcme y\u00fckseltmeleri hayati \u00f6nem ta\u015f\u0131yor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Yaln\u0131zca cPanel ve WHM de\u011fil, ayn\u0131 zamanda WP Squared gibi WordPress y\u00f6netim ara\u00e7lar\u0131 i\u00e7in de g\u00fcvenlik yamalar\u0131 yay\u0131nland\u0131. G\u00fcvenlik uzmanlar\u0131, hosting hizmeti alan bireysel kullan\u0131c\u0131lar\u0131n da kendi kontrol panellerine eri\u015ferek herhangi bir ola\u011fand\u0131\u015f\u0131 aktivite olup olmad\u0131\u011f\u0131n\u0131 denetlemelerini \u00f6neriyor. \u00d6zellikle payla\u015f\u0131ml\u0131 hosting sunucular\u0131nda bar\u0131nan siteler, tek bir sunucudaki zafiyetten etkilenme riski ta\u015f\u0131d\u0131\u011f\u0131 i\u00e7in daha savunmas\u0131z durumda bulunuyor.<a href=\"https:\/\/yalingundem.com.tr\/cpanel-yazilimindaki-kritik-guvenlik-acigi-milyonlarca-siteyi-tehdit-ediyor\/\"><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kaynak ve G\u00f6rseller: <a href=\"https:\/\/yalingundem.com.tr\/cpanel-yazilimindaki-kritik-guvenlik-acigi-milyonlarca-siteyi-tehdit-ediyor\/\">Karde\u015f Haber &#8211; Yal\u0131n G\u00fcndem<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>G\u00fcncellenme Tarihi:<\/strong> May\u0131s 2, 2026 23:56<\/p>\n","protected":false},"excerpt":{"rendered":"D\u00fcnya genelinde milyonlarca web sitesinin y\u00f6netiminde kullan\u0131lan cPanel ve WebHost Manager (WHM) yaz\u0131l\u0131m\u0131nda, siber sald\u0131rganlar\u0131n sunucular\u0131n kontrol\u00fcn\u00fc tamamen&hellip;","protected":false},"author":1,"featured_media":11026,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"csco_display_header_overlay":false,"csco_singular_sidebar":"","csco_page_header_type":"","csco_page_load_nextpost":"","csco_post_video_location":[],"csco_post_video_location_hash":"","csco_post_video_url":"","csco_post_video_bg_start_time":0,"csco_post_video_bg_end_time":0,"footnotes":""},"categories":[1,15],"tags":[],"class_list":["post-11025","post","type-post","status-publish","format-standard","has-post-thumbnail","category-genel","category-teknoloji","cs-entry","cs-video-wrap"],"_links":{"self":[{"href":"https:\/\/neoberidhaber.kahveciyazilim.com\/index.php\/wp-json\/wp\/v2\/posts\/11025","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/neoberidhaber.kahveciyazilim.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/neoberidhaber.kahveciyazilim.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/neoberidhaber.kahveciyazilim.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/neoberidhaber.kahveciyazilim.com\/index.php\/wp-json\/wp\/v2\/comments?post=11025"}],"version-history":[{"count":1,"href":"https:\/\/neoberidhaber.kahveciyazilim.com\/index.php\/wp-json\/wp\/v2\/posts\/11025\/revisions"}],"predecessor-version":[{"id":11027,"href":"https:\/\/neoberidhaber.kahveciyazilim.com\/index.php\/wp-json\/wp\/v2\/posts\/11025\/revisions\/11027"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/neoberidhaber.kahveciyazilim.com\/index.php\/wp-json\/wp\/v2\/media\/11026"}],"wp:attachment":[{"href":"https:\/\/neoberidhaber.kahveciyazilim.com\/index.php\/wp-json\/wp\/v2\/media?parent=11025"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/neoberidhaber.kahveciyazilim.com\/index.php\/wp-json\/wp\/v2\/categories?post=11025"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/neoberidhaber.kahveciyazilim.com\/index.php\/wp-json\/wp\/v2\/tags?post=11025"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}