CVE-2026-4927Network attack vector

OTP key disclosure via MFA API response

Published Apr 1, 2026 · Updated Apr 1, 2026

Information exposure in Devolutions Server 2026.1.6 through 2026.1.11 allows remote authenticated users to obtain other users' OTP keys. The users MFA API returns OTP keys belonging to other accounts when called by a user holding user-management privileges. User-management privileges are required, and the disclosure compromises other users' MFA secrets without reported data modification or service interruption.

CVSS severity5.3
Medium
EPSS probability0.22%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information exposure in Devolutions Server 2026.1.6 through 2026.1.11 allows remote authenticated users to obtain other users' OTP keys. The users MFA API returns OTP keys belonging to other accounts when called by a user holding user-management privileges. User-management privileges are required, and the disclosure compromises other users' MFA secrets without reported data modification or service interruption.

The record

CVE
CVE-2026-4927
Published
Apr 1, 2026
Updated
Apr 1, 2026
Vendor
Ironman Software
Product
Devolutions Server
Classifications
CWE-201, T1555
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Apr 1, 2026CVE publishedPublication date reported by the CVE source.
  2. Apr 1, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=2026.1.6 <=2026.1.11

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Ironman Software · Devolutions Serverversion=2026.1.6 <=2026.1.11

Published CVSS scores

5.3Devolutions Inc.CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
6.5CISA-ADPCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-201Insertion of Sensitive Information Into Sent Data
T1555Credentials from Password Stores

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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