What is the CVSS score of CVE-2026-17570?

CVE-2026-17570 has a CVSS 3.1 base score of 4.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N. EPSS exploitation probability: 0.2%.

Is there a patch available for CVE-2026-17570?

Yes, a patch is available for CVE-2026-17570. Update the affected software to the latest version immediately.

Devolutions Server CVE-2026-17570

EUVD-2026-49380 MEDIUM

Authorization Bypass Through User-Controlled Key (CWE-639)

2026-07-27 security@devolutions.net

GHSA-6w8j-g3mg-6qw4

Authentication Bypass Devolutions Server Devolutions

4.3

CVSS 3.1 · Vendor: devolutions

View

Vulnerability Assessment

Weakness

CWE

CWE-639

OWASP Top 10:2025

A01:2025 - Broken Access Control

ASVS 5.0

V8 - Authorization Object-level authorization, IDOR prevention

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

Patch available 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Jul 27, 2026

Disclosure of plaintext credential secrets in Devolutions Server allows authenticated low-privileged users to access PAM password history entries via crafted API requests. Affected versions are 2026.2.4.0 through 2026.2.12.0 and 2026.1.23.0 and earlier, with vendor patches released (DEVO-2026-0026). No active exploitation or public exploit code has been identified at time of analysis.

Affected VersionsENISA

Server 2026.2.4.0 <2026.2.14

Server 0 <2026.1.24

Affected Packages

euvd server fix: 2026.1.24, 2026.2.14

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (devolutions) PRIMARY 4.3 MEDIUM

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

Primary rating from Vendor (devolutions) · only source for this CVE.

CVSS VectorVendor: devolutions

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Lifecycle Timeline

CVSS changed

Jul 27, 2026 - 19:22 NVD

4.3 (MEDIUM)

Patch available

Jul 27, 2026 - 19:02 EUVD

CVE Published

Jul 27, 2026 - 18:16 cve.org

UNKNOWN (no severity yet)

DescriptionCVE.org

Improper access control in the PAM password history endpoints in Devolutions Server allows an authenticated low-privileged user to disclose plaintext credential secrets via crafted API requests.

This issue affects :

Devolutions Server 2026.2.4.0 through 2026.2.12.0
Devolutions Server 2026.1.23.0 and earlier

Threat Intelligence Overview

EPSS Score

0.2%

Top 94% exploitable

Data Quality

6 sources

Confidence: High

EUVD

NVD

CVE.org

EPSS

Vulnrichment

VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC No

EPSS 0.2%

Patch available Yes

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation

None

System Exposure· derived

Open

Automatable

Human Impact· derived

Medium

Technical Impact

Partial

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +22

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Authentication Bypass CRITICAL

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

More in Devolutions Server

View all

CVE-2026-3204 CRITICAL Act Now

9.8 Mar 03

Input validation flaw in Devolutions Server error message page enables remote spoofing attacks.

CVE-2026-3224 CRITICAL Act Now

9.8 Mar 03

Azure AD auth bypass in Devolutions Server 2025.3.15.0 and earlier.

CVE-2026-0610 CRITICAL Act Now

9.8 Jan 19

Devolutions Server 2025.3.1 through 2025.3.6 contains a SQL injection vulnerability in the remote sessions component tha

CVE-2026-3130 CRITICAL Act Now

9.8 Mar 03

Behavioral control bypass in Devolutions Server 2025.3.15 allows authenticated users to exploit delete permissions.

CVE-2024-2921 CRITICAL Act Now

9.8 Mar 26

Improper access control in PAM vault permissions in Devolutions Server 2024.1.10.0 and earlier allows an authenticated u

CVE-2021-23921 CRITICAL Act Now

9.1 Apr 01

An issue was discovered in Devolutions Server before 2020.3. Rated critical severity (CVSS 9.1), this vulnerability is r

CVE-2025-11957 CRITICAL Act Now

9.0 Oct 22

Authenticated privilege escalation in Devolutions Server 2025.2.12.0 and earlier lets any holder of a basic (low-privile

CVE-2025-11619 HIGH This Week

8.8 Oct 15

Devolutions Server 2025.3.2 and earlier fails to properly validate certificates when connecting to gateways, letting an

CVE-2026-17568 HIGH This Week

8.8 Jul 27

Privilege escalation in Devolutions Server allows an authenticated non-administrative user holding the user-group member

CVE-2025-12485 HIGH This Week

8.8 Nov 06

Improper privilege management during pre-MFA cookie handling in Devolutions Server allows a low-privileged authenticated

CVE-2025-13757 HIGH This Week

8.8 Nov 27

SQL Injection vulnerability in last usage logs in Devolutions Server.2.20, through 2025.3.8. Rated high severity (CVSS 8

CVE-2024-2915 HIGH This Week

8.8 Mar 26

Improper access control in PAM JIT elevation in Devolutions Server 2024.1.6 and earlier allows an attacker with access t

Same weakness CWE-639 – Authorization Bypass Through User-Controlled Key

View all

CVE-2024-50483 CRITICAL

9.8

CVE-2026-55255 HIGH POC

8.4

CVE-2025-3605 CRITICAL POC

9.8

CVE-2022-3805 HIGH POC

8.6

CVE-2025-5947 CRITICAL POC

9.8

CVE-2025-67165 CRITICAL POC

9.8

CVE-2026-18315 CRITICAL POC

9.8

CVE-2020-36923 CRITICAL POC

9.8

Same technique Authentication Bypass

View all

CVE-2015-3306 CRITICAL POC

10.0

CVE-2023-22515 CRITICAL POC

9.8

CVE-2012-4681 CRITICAL POC

9.8

CVE-2013-2465 CRITICAL POC

9.8

CVE-2011-3544 CRITICAL POC

9.8

CVE-2022-40684 CRITICAL POC

9.8

CVE-2025-61882 CRITICAL POC

9.8

CVE-2024-0012 CRITICAL POC

9.3

References

Advisories & patches

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2026-17570 ADVISORY https://vuldb.com/vuln/383526 REF https://devolutions.net/security/advisories/DEVO-2026-0026/

Search Externally

GitHub PoC

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