{"basis":"claimed","id":"CVE-2026-105606","name":"Joomla Extension - joomlaboat.com - Unauthenticated arbitrary file upload in Custom Tables < 3.7.8","vendorProject":"joomlaboat.com","product":"Custom Tables extension for Joomla","publishedAt":"2026-11-02","cvss":{"score":9.5,"severity":"CRITICAL","version":"4.0"},"exploited":null,"epss":null,"coverage":{"cloudflare":{"status":"none","firstOn":null,"daysToRule":null},"aws":{"status":"none","firstOn":null,"daysToRule":null},"azure":{"status":"none","firstOn":null,"daysToRule":null},"google":{"status":"none","firstOn":null,"daysToRule":null},"fastly":{"status":"none","firstOn":null,"daysToRule":null},"f5":{"status":"none","firstOn":null,"daysToRule":null},"akamai":{"status":"no_source","firstOn":null,"daysToRule":null},"crs":{"status":"none","firstOn":null,"daysToRule":null}},"title":"Joomla Extension - joomlaboat.com - Unauthenticated arbitrary file upload in Custom Tables < 3.7.8","description":"Joomla Extension - joomlaboat.com - Unauthenticated arbitrary file upload in Custom Tables < 3.7.8 - An unauthenticated attacker can upload a polyglot file with an attacker-controlled extension to the web-accessible tmp directory of any Joomla site that exposes a public Custom Tables submission form, and the stored path is disclosed in the response. By default the uploaded file is served as static content, so the primary impact is an unauthenticated arbitrary file write to a web-accessible directory, which allows hosting of attacker-controlled content (for example phishing or malware pages) under the victim's domain.","cwes":["CWE-434"],"vendors":[{"vendor":"cloudflare","status":"none","basis":"claimed","firstOn":null,"firstIsNew":false,"daysToRule":null,"daysAtMost":null,"freePlan":false,"claims":[]},{"vendor":"aws","status":"none","basis":"claimed","firstOn":null,"firstIsNew":false,"daysToRule":null,"daysAtMost":null,"freePlan":false,"claims":[]},{"vendor":"azure","status":"none","basis":"claimed","firstOn":null,"firstIsNew":false,"daysToRule":null,"daysAtMost":null,"freePlan":false,"claims":[]},{"vendor":"google","status":"none","basis":"claimed","firstOn":null,"firstIsNew":false,"daysToRule":null,"daysAtMost":null,"freePlan":false,"claims":[]},{"vendor":"fastly","status":"none","basis":"claimed","firstOn":null,"firstIsNew":false,"daysToRule":null,"daysAtMost":null,"freePlan":false,"claims":[]},{"vendor":"f5","status":"none","basis":"claimed","firstOn":null,"firstIsNew":false,"daysToRule":null,"daysAtMost":null,"freePlan":false,"claims":[]},{"vendor":"akamai","status":"no_source","basis":"claimed","firstOn":null,"firstIsNew":false,"daysToRule":null,"daysAtMost":null,"freePlan":false,"claims":[]},{"vendor":"crs","status":"none","basis":"claimed","firstOn":null,"firstIsNew":false,"daysToRule":null,"daysAtMost":null,"freePlan":false,"claims":[]}],"updatedAt":"2026-11-02T21:17:16.933Z","cvssVector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"total"},"measured":[],"social":{"total":4,"first_seen":"2026-11-02T20:08:01.000Z","daily":[{"day":"2026-10-20","posts":0},{"day":"2026-10-21","posts":0},{"day":"2026-10-22","posts":0},{"day":"2026-10-23","posts":0},{"day":"2026-10-24","posts":0},{"day":"2026-10-25","posts":0},{"day":"2026-10-26","posts":0},{"day":"2026-10-27","posts":0},{"day":"2026-10-28","posts":0},{"day":"2026-10-29","posts":0},{"day":"2026-10-30","posts":0},{"day":"2026-10-31","posts":0},{"day":"2026-11-01","posts":0},{"day":"2026-11-02","posts":4}],"top_posts":[{"source":"bluesky","kind":"post","url":"https://bsky.app/profile/mysites.guru/post/3mze7glk75m2i","author":"mysites.guru","author_name":"Manage Multiple WordPress and Joomla Sites easily!","avatar_url":"https://cdn.bsky.app/img/avatar/plain/did:plc:pf36chdajgtsm6f2q7dkae46/bafkreiawnrkfwheebk7yzkgn4a4rtrkuncr6wnajxe243fhguesckpuege","text":"Custom Tables for Joomla below 3.7.8: anyone can upload a file to the tmp folder via a public submission form, no login. CVE-2026-105606, 9.5 Critical. Update:\nmysites.guru/blog/custom-...","engagement":0,"posted_at":"2026-11-02T20:54:11.797Z"},{"source":"x","kind":"post","url":"https://x.com/mysitesguru/status/2117354067609452981","author":"mysitesguru","author_name":"Manage Multiple WordPress and Joomla Sites easily!","avatar_url":"https://pbs.twimg.com/profile_images/1741969272312578048/S5GloEEu_bigger.jpg","text":"Custom Tables for Joomla below 3.7.8: anyone can upload a file to the tmp folder via a public submission form, no login. CVE-2026-105606, 9.5 Critical. Update:\nhttps://t.co/4He6nZJXB3 https://t.co/k9ESCJsGQs","engagement":0,"posted_at":"2026-11-02T20:32:02.000Z"},{"source":"bluesky","kind":"post","url":"https://bsky.app/profile/stackflag.bsky.social/post/3mze5jlvvkh2z","author":"stackflag.bsky.social","author_name":"STACKFLAG","avatar_url":"https://cdn.bsky.app/img/avatar/plain/did:plc:zhe53h7ajlloep2oso5pqxzj/bafkreigtuhh5jkztpd2jbpwmsgwljrln6miskcl62es3xsgiziejo5gdve","text":"CVE-2026-105606 - custom tables extension for joomla\nA public form in the Joomlaboat Custom Tables extension for Joomla lets strangers place files on your website’s temporary folder. This means attackers can host phishing or…\n\nToo many irrelevant or confusing CVEs? Use stackflag…","engagement":0,"posted_at":"2026-11-02T20:20:00.000Z"},{"source":"bluesky","kind":"post","url":"https://bsky.app/profile/stemshop.bsky.social/post/3mze4u2fwz62t","author":"stemshop.bsky.social","author_name":"stemshop.bsky.social","avatar_url":"https://cdn.bsky.app/img/avatar/plain/did:plc:6zpzsab44xavrl46jqvba5wb/bafkreid2zcmne7vr45ck2bkvmhnf4occned3jmavshzk2fh5j5qpbtluja","text":"🚨 CVE-2026-105606 — CVSS 9.5 CRITICAL\n\nJoomla Extension - joomlaboat.com - Unauthenticated arbitrary file upload in Custom Tables < 3.7.8 - An una...\n\n🔎 https://stemshop.top/cve/CVE-2026-105606\n\n#CVE #CyberSecurity #InfoSec","engagement":0,"posted_at":"2026-11-02T20:08:01.000Z"}],"exploit_repositories":[]}}