{"id":"CVE-2026-117566","kind":"vulnerability","aliases":["CVE-2026-117566"],"related":[],"title":"EasyImages 2.0: unauthenticated path traversal reads server files outside upload directory","description":"EasyImages2.0 through 2.8.6 contains an unauthenticated path traversal vulnerability in app/down.php, app/thumb.php and app/info.php that allows reading files outside the upload directory. Attackers can supply ../ sequences in the dw, history or img parameters to read files with allowed upload extensions from the server.","summary":"EasyImages 2.0 through 2.8.6 has a path traversal flaw in app/down.php, app/thumb.php and app/info.php. An unauthenticated attacker can use ../ sequences in the dw, history or img parameters to read files with allowed upload extensions from the server.","severity":"medium","cvss":6.9,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["easyimages","package","php","self-hosted"],"not_affected_if":["auth-required","not-installed"],"how_to_check":"- unknown","fix":"- Upgrade EasyImages past `2.8.6`; the sources do not name the fixed version\n- unknown","status":"open","published_at":"2026-10-27T14:16:39+00:00","first_seen_at":"2026-10-27T14:32:19+00:00","triaged_at":"2026-10-27T14:32:57+00:00","updated_at":"2026-10-27T14:32:57+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-27T14:32:57Z","model":"claude-haiku-5-5","output":{"fix":"- Upgrade EasyImages past `2.8.6`; the sources do not name the fixed version\n- unknown","reach":"internet","title":"EasyImages 2.0: unauthenticated path traversal reads server files outside upload directory","impact":"low","summary":"EasyImages 2.0 through 2.8.6 has a path traversal flaw in app/down.php, app/thumb.php and app/info.php. An unauthenticated attacker can use ../ sequences in the dw, history or img parameters to read files with allowed upload extensions from the server.","category":"package","nicknames":[],"who_cares":["easyimages","self-hosted","php"],"confidence":0.6,"needs_auth":"no","worst_case":"Attacker reads server files with allowed upload extensions, possibly configuration data.","analyst_note":"Find the fixed EasyImages version and the exact file types readable; check the NVD entry at https://nvd.nist.gov/vuln/detail/CVE-2026-117566 for vendor advisory links.","how_to_check":"- unknown","needs_analyst":true,"not_affected_if":["auth-required","not-installed"],"who_is_affected":"Any site running EasyImages 2.0 through 2.8.6 with the app/down.php, app/thumb.php or app/info.php endpoints reachable from the internet is exposed, because no login is needed to send the traversal parameters. The sources do not say whether a default install exposes these files. Teams not running EasyImages can skip it.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000606,"input_tokens":3339,"output_tokens":544,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-117566':14A,17A '-2026':13A,16A '2.0':2A,25B '2.8.6':27B,63C 'allow':55B,76C,98C 'app/down.php':34B,71C 'app/info.php':37B,74C 'app/thumb.php':35B,72C 'attack':40B,83C 'contain':64C 'cve':12A,15A 'directori':11A,82C 'dw':46B,89C 'easyimag':1A,18B,24B 'easyimages2.0':61C 'extens':57B,100C 'file':8A,53B,78C,96C 'flaw':32B 'histori':47B,90C 'host':23B 'img':49B,92C 'outsid':9A,79C 'packag':19B 'paramet':50B,93C 'path':4A,30B,67C 'php':20B 'read':6A,52B,77C,95C 'self':22B 'self-host':21B 'sequenc':43B,86C 'server':7A,60B,103C 'suppli':85C 'travers':5A,31B,68C 'unauthent':3A,39B,66C 'upload':10A,56B,81C,99C 'use':42B 'vulner':69C","nicknames":[],"mitigations":[],"who_affected":"Any site running EasyImages 2.0 through 2.8.6 with the app/down.php, app/thumb.php or app/info.php endpoints reachable from the internet is exposed, because no login is needed to send the traversal parameters. The sources do not say whether a default install exposes these files. Teams not running EasyImages can skip it.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-27T14:16:39+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","cvss_by":"disclosure@vulncheck.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-117566","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-117566","severity":null,"published_at":"2026-10-27T14:16:39+00:00","modified_at":"2026-10-27T14:16:39+00:00","first_seen_at":"2026-10-27T14:32:19+00:00","fetched_at":"2026-10-27T14:32:19+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}