CVE-2025-22457

9.8 criticalKEVEPSS 100%

Critical (9.8) in Ivanti Connect Secure, Policy Secure, and ZTA Gateways. In CISA KEV since 2025-04-04, with known ransomware use. EPSS 100% chance of exploitation in the next 30 days.

A stack-based buffer overflow in Ivanti Connect Secure before version 22.7R2.6, Ivanti Policy Secure before version 22.7R1.4, and Ivanti ZTA Gateways before version 22.8R2.2 allows a remote unauthenticated attacker to achieve remote code execution.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 100% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
CISA KEV: listed 2025-04-04, due 2025-04-11, known ransomware use
CWEs: CWE-787, CWE-121
Published: 2025-04-03
Modified: 2026-08-04
Record from: the NVD, synced 2026-10-19

Affected

ivanti:connect_secure
ivanti:policy_secure
ivanti:zero_trust_access_gateway

References

https://forums.ivanti.com/s/article/April-Security-Advisory-Ivanti-Connect-Secure-Policy-Secure-ZTA-Gateways-CVE-2025-22457
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-22457

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