CVE-2026-1603: Ivanti Endpoint Manager (EPM) Authentication Bypass Vulnerability

CISA Known Exploited Vulnerability (KEV)

Description

Ivanti Endpoint Manager (EPM) contains an authentication bypass using an alternate path or channel vulnerability that could allow a remote unauthenticated attacker to leak specific stored credential data.

Required action (CISA)

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notes

https://hub.ivanti.com/s/article/Security-Advisory-EPM-February-2026-for-EPM-2024?language=en_US ; https://nvd.nist.gov/vuln/detail/CVE-2026-1603

Weakness behind it

CISA records this vulnerability as an instance of CWE-288. From there the chain continues into CAPEC attack patterns and ATT&CK techniques, all inside this corpus.

References

• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-1603
• KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog