Cyber Resilience

CVE-2026-9047

High

Published: 22 May 2026

Published
22 May 2026
Modified
22 May 2026
KEV Added
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Patch
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CVSS Score v3.1 7.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L
EPSS Score 0.0029 20.6th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-9047 is a high-severity Authentication Bypass by Primary Weakness (CWE-305) vulnerability in Devolutions Devolutions Server. Its CVSS base score is 7.6 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Multi-Factor Authentication (T1556.006); ranked at the 20.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Improper handling of factor key state in the multi-factor authentication management feature in Devolutions Server allows an attacker with knowledge of a user's password to bypass the user's multi-factor authentication after the user reconfigures their factors. This issue affects :…

more

* Devolutions Server 2026.1.6.0 through 2026.1.16.0

CWE(s)
CWE-305

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1556.006 Multi-Factor Authentication Defense Impairment
Adversaries may disable or modify multi-factor authentication (MFA) mechanisms to enable persistent access to compromised accounts.
attack.mitre.org →
Why these techniques?

Direct MFA bypass via improper factor key state handling after password knowledge.

Confidence: HIGH · MITRE ATT&CK Enterprise v18.1

Affected Assets

devolutions
devolutions server
2026.1.6.0 — 2026.1.19.0

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References