{"id":"EM-20261030-1DRL","url":"https://cyber.eventmonitor.net/incident/EM-20261030-1DRL/","type":"cve","title":"Ivanti Connect Secure Generation of Predictable Numbers or Identifiers Vulnerability","subtitle":"CVE-2026-118527","subject":"CVE-2026-118527","status":"Confirmed","severity":"high","affected":["Ivanti Connect Secure"],"headline":"0 hours from first report to confirmed exploitation.","born":"2026-10-30T12:00:00.000Z","firstSignal":"2026-10-30T12:00:00.000Z","lastSignal":"2026-11-02T11:04:08.000Z","updated":"2026-11-04T09:24:33.782Z","revision":3,"life":[{"status":"Born","at":"2026-10-30T12:00:00.000Z","why":"second independent source: C2 CISA Cybersecurity Advisories"},{"status":"Developing","at":"2026-10-30T12:00:00.000Z","why":"signals keep joining"},{"status":"Confirmed","at":"2026-10-30T12:00:00.000Z","why":"CISA added it to Known Exploited Vulnerabilities"}],"changeLog":[{"at":"2026-10-30T12:00:00.000Z","what":"First signal: C1 CISA Known Exploited Vulnerabilities"},{"at":"2026-10-30T12:00:00.000Z","what":"Born: second source, C2 CISA Cybersecurity Advisories. Page EM-20261030-1DRL created."},{"at":"2026-10-30T12:00:00.000Z","what":"Status: Confirmed (CISA added it to Known Exploited Vulnerabilities)"},{"at":"2026-11-02T11:04:08.000Z","what":"Source joined: C154 Rapid7"}],"stages":[{"name":"Disclosed","at":"2026-10-30T12:00:00.000Z","detail":"C1 first to name it"},{"name":"Scored","at":null,"detail":"No CVSS yet"},{"name":"Exploited","at":"2026-10-30T12:00:00.000Z","detail":"C1 CISA KEV, fix by 2026-11-13"},{"name":"Advisories","at":"2026-10-30T12:00:00.000Z","detail":"1 government and CERT sources"},{"name":"Vendor Response","at":null,"detail":"None in sources yet"},{"name":"Resolved","at":null,"detail":"When fixed: KEV deadline 2026-11-13, then 14 quiet days"}],"signals":[{"at":"2026-10-30T12:00:00.000Z","source":"C1","sourceName":"CISA Known Exploited Vulnerabilities","role":"Exploited List","severity":3,"title":"CVE-2026-118527 added to KEV: Ivanti Connect Secure Generation of Predictable Number  or Identifier  Vulnerability","text":"Ivanti Connect Secure contains a generation of predictable numbers or identifiers vulnerability that allows a remote authenticated attacker to upload files with attacker-controlled content to a known location on disk. This vulnerability can be chained with CVE-2026-104935 and CVE-2026-111357.","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog"},{"at":"2026-10-30T12:00:00.000Z","source":"C1","sourceName":"CISA Known Exploited Vulnerabilities","role":"Exploited List","severity":3,"title":"CVE-2026-111357 added to KEV: Ivanti Connect Secure Mi ing Authentication for Critical Function Vulnerability","text":"Ivanti Connect Secure contains a missing authentication for critical function vulnerability that could allow a local authenticated attacker to escalate their privileges. This vulnerability can be chained with CVE-2026-104935 and CVE-2026-118527.","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog"},{"at":"2026-10-30T12:00:00.000Z","source":"C2","sourceName":"CISA Cybersecurity Advisories","role":"Government","severity":3,"title":"CISA Add  Two Known Exploited Vulnerabilitie  to Catalog","text":"CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog , based on evidence of active exploitation. CVE-2026-111357 Ivanti Connect Secure Missing Authentication for Critical Function Vulnerability CVE-2026-118527 Ivanti Connect Secure Generation of Predictable Numbers or Identifiers Vulnerability These types of vulnerabilities are a frequent attack vector for ma","url":"https://www.cisa.gov/news-events/alerts/2026/10/30/cisa-adds-two-known-exploited-vulnerabilities-catalog"},{"at":"2026-11-02T11:04:08.000Z","source":"C154","sourceName":"Rapid7","role":"Research & News","severity":2,"title":"Additional Ivanti Connect Secure zero-day  exploited in the wild (CVE-2026-111357, CVE-2026-118527)","text":"Overview On October 29, 2026, Ivanti updated its security advisory for Ivanti Connect Secure (ICS) to include two additional vulnerabilities and released fixes for both. Ivanti rates CVE-2026-111357 , a missing authentication for critical function vulnerability ( CWE-306 ), with a CVSSv3.1 score of 8.8 ; it allows a local authenticated attacker to escalate privileges. CVE-2026-118527 , classified ","url":"https://www.rapid7.com/blog/post/etr-additional-ivanti-connect-secure-zero-days-exploited-in-the-wild-cve-2026-111357-cve-2026-118527"}],"crowd":[],"reference":{"nvd":null,"kev":{"added":"2026-10-30","due":"2026-11-13","ransomware":"Unknown","vendor":"Ivanti","product":"Connect Secure","name":"Ivanti Connect Secure Generation of Predictable Numbers or Identifiers Vulnerability"},"epss":null,"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}