What is the CVSS score of CVE-2026-22586?

CVE-2026-22586 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

Which versions of Marketing Cloud Engagement are affected by CVE-2026-22586?

A critical vulnerability in Salesforce Marketing Cloud Engagement exposes hard-coded cryptographic keys that could allow attackers to manipulate web services and gain unauthorized access to customer…

How to fix or mitigate CVE-2026-22586?

Within 24 hours: Identify all Salesforce Marketing Cloud Engagement instances in your environment and document their business criticality and data sensitivity. Within 7 days: Implement compensating controls including WAF rules to block suspicious web service API requests, enable detailed logging/monitoring on Marketing Cloud instances, and restrict network access to these modules where possible. Within 30 days: Establish regular communication with Salesforce for patch timeline, conduct a security assessment of exposed data, consider temporarily disabling non-critical modules if risk tolerance is low, and prepare incident response procedures.

Marketing Cloud Engagement CVE-2026-22586

CRITICAL

Use of Hard-coded Cryptographic Key (CWE-321)

2026-01-24 security@salesforce.com

Information Disclosure Marketing Cloud Engagement

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:59 vuln.today

CVE Published

Jan 24, 2026 - 01:15 nvd

CRITICAL 9.8

DescriptionCVE.org

Hard-coded Cryptographic Key vulnerability in Salesforce Marketing Cloud Engagement (CloudPages, Forward to a Friend, Profile Center, Subscription Center, Unsub Center, View As Webpage modules) allows Web Services Protocol Manipulation. This issue affects Marketing Cloud Engagement: before January 21st, 2026.

AnalysisAI

Hardcoded cryptographic key in Salesforce Marketing Cloud Engagement used across CloudPages, Forward to a Friend, Profile Center, and Subscription Center. Fourth critical Salesforce CVE.