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CVE-2025-22457

CRITICAL9.0
CISA KEV

Published 2025-04-03 · Updated 2026-08-04 · Source 3c1d8aa1-5a33-4ea4-8992-aadd6440af75

Summary

CVE-2025-22457 is a critical-severity (CVSS 9.0) vulnerability in Ivanti Connect Secure, Policy Secure, and ZTA Gateways. CISA added it to the Known Exploited Vulnerabilities catalog on April 4, 2025, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by April 11, 2025. CISA also lists it as known to be used in ransomware campaigns, so it should be prioritised accordingly. Ivanti has 38 vulnerabilities in the KEV catalog, 12 of them linked to ransomware.

All 38 known-exploited Ivanti vulnerabilities →

Description

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.

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

CWE-121CWE-787

CISA Known-Exploited Vulnerability

Product: Ivanti — Connect Secure, Policy Secure, and ZTA Gateways

Name: Ivanti Connect Secure, Policy Secure, and ZTA Gateways Stack-Based Buffer Overflow Vulnerability

Date added: 2025-04-04 · Due: 2025-04-11

USED IN RANSOMWARE

Required action: Apply mitigations as set forth in the CISA instructions linked below.

View on NVD