{"id":"CVE-2026-126320","kind":"vulnerability","aliases":["CVE-2026-126320"],"related":[],"title":"Dockhand: read-only users can download any container file","description":"Dockhand before 1.0.55 contains an improper authorization vulnerability that lets users holding only containers:view download arbitrary container files instead of requiring containers:exec. Authenticated Enterprise RBAC users can request any path from the files/download endpoint, which reads through Docker's archive API, to retrieve secrets, keys, and mounted credentials.","summary":"Dockhand before 1.0.55 lets users who only hold the containers:view permission download arbitrary files from containers, when they should need containers:exec. An attacker with such an account can retrieve secrets, keys and mounted credentials.","severity":"high","cvss":7.1,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["docker","dockhand","enterprise-rbac","infrastructure","self-hosted"],"not_affected_if":["no-view-only-users","rbac-disabled"],"how_to_check":"- Check the Dockhand version in the running instance against the fixed release in the product ranges (unknown if the sources do not give it)\n- Review which Enterprise RBAC roles hold containers:view and whether those accounts are needed","fix":"- Dockhand: upgrade to `1.0.55` or later (per the advisory's 'before 1.0.55' range)","status":"open","published_at":"2026-11-13T10:17:38+00:00","first_seen_at":"2026-11-13T10:47:16+00:00","triaged_at":"2026-11-13T10:53:15+00:00","updated_at":"2026-11-13T10:53:15+00:00","category":"infrastructure","confidence":0.7,"triage":{"at":"2026-11-13T10:53:15Z","model":"claude-haiku-5-5","output":{"fix":"- Dockhand: upgrade to `1.0.55` or later (per the advisory's 'before 1.0.55' range)","reach":"network","title":"Dockhand: read-only users can download any container file","impact":"high","summary":"Dockhand before 1.0.55 lets users who only hold the containers:view permission download arbitrary files from containers, when they should need containers:exec. An attacker with such an account can retrieve secrets, keys and mounted credentials.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["dockhand","docker","self-hosted","enterprise-rbac"],"confidence":0.7,"fix_status":"available","needs_auth":"yes","worst_case":"Attacker reads secrets and credentials from any container file","analyst_note":"Confirm the fixed version from the vendor advisory on github.com and the VulnCheck page; the sources here do not list product ranges.","how_to_check":"- Check the Dockhand version in the running instance against the fixed release in the product ranges (unknown if the sources do not give it)\n- Review which Enterprise RBAC roles hold containers:view and whether those accounts are needed\n- unknown for any further check; the sources do not say","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":["rbac-disabled","no-view-only-users"],"who_is_affected":"Teams running Dockhand with Enterprise RBAC enabled, where some users hold only containers:view. Installations without Enterprise RBAC, or where no user has that limited role, are not described as exposed. The flaw is reached through the files/download endpoint, which reads container files via Docker's archive API.","user_interaction":"no","product_ecosystem":"","needs_special_setup":"yes","severity_if_unknown":"high"},"cost_usd":0.00076,"input_tokens":4610,"output_tokens":598,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-126320':13A,16A '-2026':12A,15A '1.0.55':28B,64C 'account':54B 'api':104C 'arbitrari':39B,78C 'archiv':103C 'attack':50B 'authent':86C 'author':68C 'contain':9A,35B,42B,47B,65C,75C,79C,84C 'credenti':61B,111C 'cve':11A,14A 'docker':17B,101C 'dockhand':1A,18B,26B,62C 'download':7A,38B,77C 'endpoint':97C 'enterpris':20B,87C 'enterprise-rbac':19B 'exec':48B,85C 'file':10A,40B,80C 'files/download':96C 'hold':33B,73C 'host':25B 'improp':67C 'infrastructur':22B 'instead':81C 'key':58B,108C 'let':29B,71C 'mount':60B,110C 'need':46B 'path':93C 'permiss':37B 'rbac':21B,88C 'read':3A,99C 'read-on':2A 'request':91C 'requir':83C 'retriev':56B,106C 'secret':57B,107C 'self':24B 'self-host':23B 'user':5A,30B,72C,89C 'view':36B,76C 'vulner':69C","nicknames":[],"mitigations":[],"who_affected":"Teams running Dockhand with Enterprise RBAC enabled, where some users hold only containers:view. Installations without Enterprise RBAC, or where no user has that limited role, are not described as exposed. The flaw is reached through the files/download endpoint, which reads container files via Docker's archive API.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["docker","dockhand","enterpriserbac","high","infrastructure","selfhosted"],"campaign_type":null,"search_a":"'-126320':13A,16A '-2026':12A,15A 'contain':9A 'cve':11A,14A 'dockhand':1A 'download':7A 'file':10A 'read':3A 'read-on':2A 'user':5A","search_b":"'1.0.55':28B 'account':54B 'arbitrari':39B 'attack':50B 'contain':35B,42B,47B 'credenti':61B 'docker':17B 'dockhand':18B,26B 'download':38B 'enterpris':20B 'enterprise-rbac':19B 'exec':48B 'file':40B 'hold':33B 'host':25B 'infrastructur':22B 'key':58B 'let':29B 'mount':60B 'need':46B 'permiss':37B 'rbac':21B 'retriev':56B 'secret':57B 'self':24B 'self-host':23B 'user':30B 'view':36B","search_c":"'1.0.55':64C 'api':104C 'arbitrari':78C 'archiv':103C 'authent':86C 'author':68C 'contain':65C,75C,79C,84C 'credenti':111C 'docker':101C 'dockhand':62C 'download':77C 'endpoint':97C 'enterpris':87C 'exec':85C 'file':80C 'files/download':96C 'hold':73C 'improp':67C 'instead':81C 'key':108C 'let':71C 'mount':110C 'path':93C 'rbac':88C 'read':99C 'request':91C 'requir':83C 'retriev':106C 'secret':107C 'user':72C,89C 'view':76C 'vulner':69C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-10-26T12:14:50+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/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-2026-126320","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-126320","severity":null,"published_at":"2026-11-13T10:17:38+00:00","modified_at":"2026-11-13T10:17:38+00:00","first_seen_at":"2026-11-13T10:47:16+00:00","fetched_at":"2026-11-13T10:47:16+00:00","note":null}],"documents":[{"id":144971,"url":"https://github.com/Finsys/dockhand/security/advisories/GHSA-r924-w2cm-9cjg","title":"Vendor advisory: github.com","kind":"vendor","source":"nvd","publisher":"vendor","text":null,"published_at":"2026-10-26T12:14:50+00:00","relation":"advisory","confidence":null,"note":"Vendor advisory: github.com"},{"id":144972,"url":"https://www.vulncheck.com/advisories/dockhand-before-1.0.55-improper-authorization-via-container-file-download-endpoint","title":"Third-party advisory: www.vulncheck.com","kind":"advisory","source":"nvd","publisher":"research","text":null,"published_at":null,"relation":"advisory","confidence":null,"note":"Third-party advisory: www.vulncheck.com"}],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}