{"id":184006,"date":"2026-10-26T23:40:43","date_gmt":"2026-10-26T21:40:43","guid":{"rendered":"https:\/\/prohoster.info\/blog\/news\/ataka-na-ai-agenty-cherez-razmeshhenie-fajla-agents-md-v-kataloge-s-zagruzkami"},"modified":"2026-10-26T23:40:47","modified_gmt":"2026-10-26T21:40:47","slug":"attacking-ai-agents-by-placing-an-agents-md-file-in-the-downloads-directory","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/attacking-ai-agents-by-placing-an-agents-md-file-in-the-downloads-directory","title":{"rendered":"Atak na agent\u00f3w AI poprzez umieszczenie pliku AGENTS.md w katalogu pobierania","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Badacze z firmy Forever Security, analizuj\u0105c przyczyny pojawienia si\u0119 z\u0142o\u015bliwego oprogramowania w systemie jednego z klient\u00f3w, odkryli nowy spos\u00f3b ataku na agent\u00f3w AI, polegaj\u0105cy na tym, \u017ce wiele agent\u00f3w AI domy\u015blnie przetwarza instrukcje z pliku AGENTS.md, umieszczonego w g\u0142\u00f3wnym katalogu projektu, nad kt\u00f3rym s\u0105 zaanga\u017cowane. Atak przeprowadza si\u0119 poprzez umieszczenie w katalogu ~\/Downloads pliku AGENTS.md lub CLAUDE.md z instrukcj\u0105 instalacji z\u0142o\u015bliwego oprogramowania (w omawianym przypadku instalowany by\u0142 z\u0142o\u015bliwy pakiet npm \u201efunction-color\u201d). <\/p>\n<p>Zidentyfikowana aktywno\u015b\u0107 jest wariacj\u0105 znanej metody ataku na programist\u00f3w, w kt\u00f3rej przest\u0119pca tworzy repozytorium z legalnym kodem i umieszcza w nim plik AGENTS.md lub przekazuje ten plik w ramach pull request\u00f3w lub zg\u0142osze\u0144 b\u0142\u0119d\u00f3w do istniej\u0105cych projekt\u00f3w. Je\u017celi kto\u015b zdecyduje si\u0119 u\u017cy\u0107 agenta AI do weryfikacji proponowanego repozytorium lub zmian, agent przetworzy instrukcje z pliku AGENTS.md, w kt\u00f3rym mog\u0105 by\u0107 zapisane z\u0142o\u015bliwe dzia\u0142ania.<\/p>\n<p>Nowa wersja ataku opiera si\u0119 na tym, \u017ce Chrome, Firefox i Edge domy\u015blnie nie pytaj\u0105 o potwierdzenie przy pobieraniu pliku, tylko wy\u015bwietlaj\u0105 powiadomienie. Pliki pobierane z linku automatycznie zapisuj\u0105 si\u0119 w katalogu ~\/Downloads \u2014 aby pobranie by\u0142o mo\u017cliwe, wystarczy, \u017ce u\u017cytkownik otworzy okre\u015blon\u0105 stron\u0119 lub przejdzie do linku (link mo\u017ce wygl\u0105da\u0107 niewinnie, a pobranie mo\u017ce by\u0107 zrealizowane przez przekierowanie). W ten spos\u00f3b atakuj\u0105cy osi\u0105gaj\u0105 zapisanie pliku AGENTS.md w katalogu pobierania na systemach u\u017cytkownik\u00f3w, po czym czekaj\u0105, a\u017c u\u017cytkownik uruchomi agenta AI w kontek\u015bcie katalogu ~\/Downloads, na przyk\u0142ad w celu analizy jakich\u015b pobranych dokument\u00f3w.<\/p>\n<p>Opr\u00f3cz u\u017cycia AGENTS.md do informowania agent\u00f3w AI o wykorzystywanych narz\u0119dziach, wymaganych zale\u017cno\u015bciach i przeprowadzanych testach, poprzez podobne pliki mo\u017cna osi\u0105gn\u0105\u0107 wykonanie dowolnych program\u00f3w, instalacj\u0119 zewn\u0119trznych pakiet\u00f3w oraz zmian\u0119 konfiguracji. Mo\u017cliwo\u015b\u0107 przeprowadzenia ataku zademonstrowano dla agent\u00f3w AI Codex i Claude Code. <\/p>\n<p>Badacze przeprowadzili dwa eksperymenty, kt\u00f3re pozwoli\u0142y na uzyskanie kontroli nad kontem u\u017cytkownika i przechwycenie jego token\u00f3w OAuth. W pierwszym eksperymencie agent AI Codex zrealizowa\u0142 instrukcje dotycz\u0105ce za\u0142adowania i uruchomienia w systemie u\u017cytkownika pr\u00f3bnego z\u0142o\u015bliwego oprogramowania, kt\u00f3re ogranicza\u0142o si\u0119 do otwarcia kalkulatora. W drugim eksperymencie, poprzez podstawienie pliku CLAUDE.md, badacze przy u\u017cyciu Claude Code zmienili zawarto\u015b\u0107 zmiennej \u015brodowiskowej ANTHROPIC_BASE_URL, organizuj\u0105c przekierowanie zapyta\u0144 do API na sw\u00f3j <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/pl\/server\/\"   title=\"serwer\" data-wpil-keyword-link=\"linked\">serwer<\/a> i przej\u0119li token OAuth. Pierwszy eksperyment okaza\u0142 si\u0119 udany w 90% pr\u00f3b, a drugi \u2014 w 50%.<\/p>\n<p><center><br \/>\n<div class=\"youtube-placeholder\" data-id=\"4XbrVVprZmU\" onclick=\"loadVideo(this)\">\r\n        <img decoding=\"async\" src=\"https:\/\/img.youtube.com\/vi\/4XbrVVprZmU\/hqdefault.jpg\" alt=\"Odtwarzaj wideo\" loading=\"lazy\" width=\"480\" height=\"360\" style=\"width:100%;height:auto;\">\r\n        <div class=\"play-button\"><\/div>\r\n    <\/div><\/center><br \/>\n<br \/>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=66551\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0418\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u0438 \u0438\u0437 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Forever Security, \u0440\u0430\u0437\u0431\u0438\u0440\u0430\u044f \u043f\u0440\u0438\u0447\u0438\u043d\u044b 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\u0440\u0430\u0437\u043c\u0435\u0449\u0451\u043d\u043d\u043e\u0433\u043e \u0432 \u043a\u043e\u0440\u043d\u0435 \u043f\u0440\u043e\u0435\u043a\u0442\u0430, \u043a \u0440\u0430\u0431\u043e\u0442\u0435 \u043d\u0430\u0434 \u043a\u043e\u0442\u043e\u0440\u044b\u043c \u043e\u043d\u0438 \u043f\u0440\u0438\u0432\u043b\u0435\u0447\u0435\u043d\u044b. \u0410\u0442\u0430\u043a\u0430 \u043f\u0440\u043e\u0432\u043e\u0434\u0438\u0442\u0441\u044f \u0447\u0435\u0440\u0435\u0437 \u0440\u0430\u0437\u043c\u0435\u0449\u0435\u043d\u0438\u0435 \u0432 \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u0435 ~\/Downloads \u0444\u0430\u0439\u043b\u0430 AGENTS.md \u0438\u043b\u0438 CLAUDE.md [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-184006","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0418\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u0438 \u0438\u0437 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Forever Security, \u0440\u0430\u0437\u0431\u0438\u0440\u0430\u044f \u043f\u0440\u0438\u0447\u0438\u043d\u044b \u043f\u043e\u044f\u0432\u043b\u0435\u043d\u0438\u044f \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u043e\u0433\u043e \u041f\u041e \u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 \u043e\u0434\u043d\u043e\u0433\u043e \u0438\u0437 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