Cyber Resilience

CVE-2026-11374

Critical

Published: 23 June 2026

Published
23 June 2026
Modified
24 June 2026
KEV Added
—
Patch
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CVSS Score v3.1 9.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.0124 65.4th percentile
Risk Priority 70 floored blend · peak EPSS

Summary

CVE-2026-11374 is a critical-severity Improper Authentication (CWE-287) vulnerability in Manageengine (inferred from references). Its CVSS base score is 9.0 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked in the top 34.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

A04:2025 Cryptographic FailuresA07:2025 Authentication Failures

EU & UK References

Vulnerability details

In ManageEngine ADSelfService Plus, RecoveryManager Plus, M365 Manager Plus, and ADAudit Plus, the SSO tickets generated to authenticate that session could be predicted by an unauthenticated user, leading to account takeover.

CWE(s)
CWE-287CWE-330CWE-340

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
T1606 Forge Web Credentials Credential Access
Adversaries may forge credential materials that can be used to gain access to web applications or Internet services.
attack.mitre.org →
Why these techniques?

Predictable SSO tickets enable remote unauthenticated exploitation of public-facing apps (T1190) and forging of web credentials/tokens (T1606).

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

Affected Assets

Manageengine
—
inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-12 Cryptographic Key Establishment and Management
addresses: CWE-330 CWE-340

Key generation under controlled management uses approved random-bit sources rather than insufficiently random values.

AC-9 Previous Logon Notification
addresses: CWE-287

Detects unauthorized successful logons resulting from improper authentication implementations.

AT-1 Policy and Procedures
addresses: CWE-287

Documented procedures ensure personnel are trained on authentication mechanisms, tangibly lowering the risk of improper authentication being exploited.

AT-2 Literacy Training and Awareness
addresses: CWE-287

Security awareness training instructs users on secure authentication practices and avoiding credential compromise.

AT-3 Role-based Training
addresses: CWE-287

Training on authentication mechanisms and best practices decreases the occurrence of improper authentication.

AU-10 Non-repudiation
addresses: CWE-287

Non-repudiation requires strong authentication mechanisms to irrefutably attribute performed actions to specific individuals or processes.

AU-14 Session Audit
addresses: CWE-287

Session content review can reveal authentication bypasses or failures in session establishment.

AU-6 Audit Record Review, Analysis, and Reporting
addresses: CWE-287

Review of authentication-related audit records can detect improper authentication mechanisms or bypasses.

References