{"id":"CVE-2026-13387","kind":"vulnerability","aliases":["CVE-2026-13387"],"related":[],"title":"Sign-out flow redirect could send a user to unintended external content","description":"A vulnerability related to URL redirection handling during the sign-out flow that could allow a user to be redirected to unintended external content under specific conditions.","summary":"A URL redirection flaw in the sign-out flow can send a user to unintended external content under specific conditions. An attacker could use it to move a user from a trusted page to a page they control.","severity":"low","cvss":3.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["other","redirect","sign-out"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T06:17:08+00:00","first_seen_at":"2026-11-10T06:20:23+00:00","triaged_at":"2026-11-10T06:22:21+00:00","updated_at":"2026-11-10T06:22:21+00:00","category":"other","confidence":0.4,"triage":{"at":"2026-11-10T06:22:21Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"internet","title":"Sign-out flow redirect could send a user to unintended external content","impact":"low","summary":"A URL redirection flaw in the sign-out flow can send a user to unintended external content under specific conditions. An attacker could use it to move a user from a trusted page to a page they control.","audience":"businesses","category":"other","nicknames":[],"who_cares":["sign-out","redirect"],"confidence":0.4,"fix_status":"unknown","needs_auth":"unknown","worst_case":"users are redirected to attacker-chosen external content","analyst_note":"Identify the affected product and its sign-out redirect behaviour from the NVD entry at https://nvd.nist.gov/vuln/detail/CVE-2026-13387, since no product is listed.","how_to_check":"unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"unknown","user_interaction":"yes","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"low"},"cost_usd":0.000628,"input_tokens":4494,"output_tokens":358,"severity_before":"low"},"analyst_status":null,"analyst_note":null,"search":"'-13387':16A,19A '-2026':15A,18A 'allow':78C 'attack':46B 'condit':44B,90C 'content':13A,41B,87C 'control':62B 'could':6A,47B,77C 'cve':14A,17A 'extern':12A,40B,86C 'flaw':27B 'flow':4A,33B,75C 'handl':69C 'move':51B 'page':57B,60B 'redirect':5A,21B,26B,68C,83C 'relat':65C 'send':7A,35B 'sign':2A,23B,31B,73C 'sign-out':1A,22B,30B,72C 'specif':43B,89C 'trust':56B 'unintend':11A,39B,85C 'url':25B,67C 'use':48B 'user':9A,37B,53B,80C 'vulner':64C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["low","other","redirect","signout"],"campaign_type":null,"search_a":"'-13387':16A,19A '-2026':15A,18A 'content':13A 'could':6A 'cve':14A,17A 'extern':12A 'flow':4A 'redirect':5A 'send':7A 'sign':2A 'sign-out':1A 'unintend':11A 'user':9A","search_b":"'attack':46B 'condit':44B 'content':41B 'control':62B 'could':47B 'extern':40B 'flaw':27B 'flow':33B 'move':51B 'page':57B,60B 'redirect':21B,26B 'send':35B 'sign':23B,31B 'sign-out':22B,30B 'specif':43B 'trust':56B 'unintend':39B 'url':25B 'use':48B 'user':37B,53B","search_c":"'allow':78C 'condit':90C 'content':87C 'could':77C 'extern':86C 'flow':75C 'handl':69C 'redirect':68C,83C 'relat':65C 'sign':73C 'sign-out':72C 'specif':89C 'unintend':85C 'url':67C 'user':80C 'vulner':64C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T06:17:08+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","cvss_by":"product-security@axis.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-13387","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-13387","severity":null,"published_at":"2026-11-10T06:17:08+00:00","modified_at":"2026-11-10T06:17:08+00:00","first_seen_at":"2026-11-10T06:20:23+00:00","fetched_at":"2026-11-10T06:20:23+00:00","note":null}],"documents":[],"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"}