{"id":"CVE-2026-76529","kind":"vulnerability","aliases":["CVE-2026-76529"],"related":[],"title":"Cisco: internally found flaws in a hardening release, CWE-424","description":"As part of Cisco's ongoing commitment to proactive security and product quality, Cisco has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76529 are related to improper protection of alternate path and are grouped under the Common Weakness Enumeration (CWE) CWE-424.","summary":"Cisco reports multiple internally discovered vulnerabilities, grouped under CWE-424 (improper protection of alternate path), fixed in a software hardening release. The sources do not say which Cisco product is affected or what an attacker could do with them.","severity":"unknown","cvss":null,"epss":0.0017,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["cisco","vendor"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-10-21T23:17:29+00:00","first_seen_at":"2026-10-23T21:57:29+00:00","triaged_at":"2026-10-25T05:00:37+00:00","updated_at":"2026-10-25T05:00:37+00:00","category":"vendor","confidence":0.3,"triage":{"at":"2026-10-25T05:00:37Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"unknown","title":"Cisco: internally found flaws in a hardening release, CWE-424","impact":"medium","summary":"Cisco reports multiple internally discovered vulnerabilities, grouped under CWE-424 (improper protection of alternate path), fixed in a software hardening release. The sources do not say which Cisco product is affected or what an attacker could do with them.","category":"vendor","nicknames":[],"who_cares":["cisco"],"confidence":0.3,"needs_auth":"unknown","worst_case":"unknown","analyst_note":"Find the Cisco advisory this CVE belongs to (cisco.com security advisories) to get affected products, fixed versions and the attack path.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":[],"who_is_affected":"unknown","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"unknown"},"cost_usd":0.000505,"input_tokens":3391,"output_tokens":331,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2026':12A,15A,95C '-424':10A,28B,115C '-76529':13A,16A,96C 'address':85C 'affect':49B 'altern':32B,103C 'attack':53B 'cisco':1A,17B,19B,46B,58C,68C 'commit':61C 'common':110C 'comprehens':72C 'conduct':70C 'could':54B 'cve':11A,14A,94C 'cwe':9A,27B,113C,114C 'discov':23B,88C 'enumer':112C 'fix':34B 'flaw':4A 'found':3A 'group':25B,107C 'harden':7A,38B,82C 'improp':29B,100C 'intern':2A,22B,73C,87C 'multipl':21B,86C 'ongo':60C 'part':56C 'path':33B,104C 'proactiv':63C 'product':47B,66C 'protect':30B,101C 'qualiti':67C 'relat':98C 'releas':8A,39B,83C 'report':20B 'result':78C 'review':75C,77C 'say':44B 'secur':64C,74C 'softwar':37B,81C 'sourc':41B 'track':92C 'vendor':18B 'vulner':24B,89C,91C 'weak':111C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-21T23:17:29+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-76529","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-76529","severity":null,"published_at":"2026-10-21T23:17:29+00:00","modified_at":"2026-10-22T16:57:10+00:00","first_seen_at":"2026-10-23T21:57:29+00:00","fetched_at":"2026-10-23T22:29:02+00:00","note":null},{"source":"epss","external_id":"CVE-2026-76529","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-76529","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-24T07:15:52+00:00","fetched_at":"2026-10-24T07:15:52+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"}