# CVE-2026-18574 — checkpoint Security Management Server

> As of 2026-08-03, CVE-2026-18574 is a Critical-severity (band derived from the CVSS v4.0 score, not stated by the CNA) vulnerability in checkpoint Security Management Server, CVSS v4.0 9.3. Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2026-18574, most recently “Check Point Security Management Authentication Bypass (CVE-2026-18574) — Unauthenticated Remote Command Execution on Security Management Server”.

**Last updated:** 2026-08-03

## What is CVE-2026-18574?

An authentication bypass vulnerability in Check Point Security Management Server and Multi-Domain Security Management Server (MDS) could allow an unauthenticated remote attacker with network access to Management services to execute arbitrary commands on the Security Management Server. Successful exploitation could result in full compromise of the Security Management system. Check Point discovered this issue internally and has no indication of active exploitation.

The record classifies CVE-2026-18574 under weakness class [CWE-288](https://cwe.mitre.org/data/definitions/288.html). 2 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 57 days ago.

## Severity and exploitation probability

- **CVSS v4.0 base score:** 9.3 — Critical (derived from score) (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`)
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 4.7/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-08-03

## Is CVE-2026-18574 being exploited?

No public exploitation evidence for CVE-2026-18574 is recorded in the sources Threadlinqs tracks — CISA KEV, Exploit-DB, public proof-of-concept repositories and ProjectDiscovery Nuclei — as of 2026-08-03. That is an absence of evidence in those feeds, not a guarantee that the vulnerability is unexploited.

## Affected products and versions

- **checkpoint**: Security Management Server, Multi-Domain Security Management Server

## How to fix CVE-2026-18574

No vendor patch reference has been recorded for CVE-2026-18574 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2026-18574

1 tracked threat in the Threadlinqs corpus references CVE-2026-18574, either in the campaign’s CVE list or as an indicator on the campaign record.

- [Check Point Security Management Authentication Bypass (CVE-2026-18574) — Unauthenticated Remote Command Execution on Security Management Server](https://intel.threadlinqs.com/threat/TL-2026-1855) — CRITICAL · 2026-08-03

## Sources

Enriched from CVE.org, NVD, GitHub Security Advisories. Last verified by Threadlinqs on 2026-08-04. This product uses the NVD API but is not endorsed or certified by the NVD.

**Vendor advisory and patch**

- [support.checkpoint.com — vendor advisory](https://support.checkpoint.com/results/sk/sk185222)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-18574
Full detection coverage and IOCs for threats exploiting CVE-2026-18574 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp