CVE-2025-22457

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…

Browse: All 2025 CVEs · All vendors

CVSS score
9.0 Critical
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CISA KEV
Yes — actively exploited (added 2025-04-04, remediation due 2025-04-11)
Ransomware
Known ransomware campaign use
Weakness (CWE)
CWE-121, CWE-787
Published
2025-04-03
Last modified
2026-08-04
NVD status
Analyzed

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.

Affected products

Affected ranges per NVD CPE data; confirm exact versions in the vendor advisory.

Required action (CISA)

Apply mitigations as set forth in the CISA instructions linked below. Federal remediation deadline: 2025-04-11.

How to prioritize this

This vulnerability is on the CISA KEV list, meaning it is being actively exploited — treat it as urgent regardless of the raw CVSS number. Use the live CVE lookup for the latest NVD data, and the CVSS 3.1 calculator to model your own environmental score.

References

FAQ

Is CVE-2025-22457 actively exploited?

Yes. CISA added CVE-2025-22457 to its Known Exploited Vulnerabilities (KEV) catalog on 2025-04-04, with a federal remediation deadline of 2025-04-11. A KEV listing means real-world exploitation is confirmed, so patching this should be prioritized above many higher-CVSS bugs that aren't being exploited.

What is the CVSS score of CVE-2025-22457?

CVE-2025-22457 has a CVSS base score of 9.0 (Critical). Its vector string is CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

Related vulnerabilities

Data source: NVD & CISA KEV. Shown as-is; nothing added. Last generated from NVD data — re-check the live tool for updates.