Ivanti Connect Secure Generation of Predictable Numbers or Identifiers Vulnerability
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.
CISA required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating
Read at CISA Known Exploited Vulnerabilities catalog
- Vendor
- Ivanti
- Product
- Connect Secure
- CISA KEV
- added 30 Oct 2026, due 13 Nov 2026 (12d)
- Exploitation
- observed in the wild
- Fix
- available
- Weakness
- CWE-340
- Exposure class
- Edge / VPN / firewall
Why it ranks 91 (Critical)
- CISA KEV listed, remediation due 2026-11-13
- Exposed product class: edge / VPN / firewall
- Widely deployed vendor product (Ivanti)
- Covered by 3 independent sources
- Fix available
- Government advisory
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.
Links
- CISA Known Exploited Vulnerabilities catalog (nvd.nist.gov)
- Vendor advisory (hub.ivanti.com)
- CVE-2026-118527 on this site · NVD · CVE.org · Vulnpedia · KEV
Related coverage
Other items that share a CVE or were clustered with this one.