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Server CVE-2026-15641

| EUVDEUVD-2026-44364 HIGH
Incorrect Authorization (CWE-863)
2026-07-14 DEVOLUTIONS GHSA-9pqv-fcx6-hhjc
7.1
CVSS 3.1 · Vendor: DEVOLUTIONS
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Authorization logic validation
MITRE ATT&CK

1 technique across 1 tactic: Privilege Escalation

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Jul 15, 2026

Authorization bypass in Devolutions Server 2026.2.11 and 2026.1.22 lets an authenticated low-privileged user approve their own pending access request by calling the access request status endpoint directly, bypassing the mandatory approver review. Because access requests gate elevated access to protected resources, this effectively grants unauthorized privileged access (CVSS 7.1). There is no public exploit identified at time of analysis and it is not listed in CISA KEV, but the issue was disclosed and patched by the vendor.

Affected VersionsENISA

Server 0 <2026.2.12
Server 0 <2026.1.23

Affected Packages

euvd server fix: 2026.1.23, 2026.2.12

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 7.1 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/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
High
Integrity
Low
Availability
None

Lifecycle Timeline

4
CVSS changed
Jul 15, 2026 - 15:22 NVD
7.1 (HIGH)
Patch available
Jul 14, 2026 - 23:20 EUVD
CVE Published
Jul 14, 2026 - 18:09 cve.org
UNKNOWN (no severity yet)
CVE Published
Jul 14, 2026 - 18:09 cve.org
HIGH 7.1

DescriptionCVE.org

Improper authorization in the access request status endpoint in Devolutions Server 2026.2.11, 2026.1.22 allows an authenticated low-privileged user to approve their own pending access request via a direct call to the request status endpoint, bypassing the required approver review.

Executive ViewAI

Why It Matters

Devolutions Server versions 2026.2.11 and 2026.1.22 contain an authorization bypass vulnerability that allows authenticated low-privilege users to self-approve access requests, granting themselves unauthorized privileged access to sensitive resources. This directly undermines access control governance and compromises audit compliance for regulated organizations. Although no public exploit code has been identified at time of analysis, the straightforward attack path makes this a critical priority for remediation.

Recommended Action

Within 24 hours, inventory all Devolutions Server deployments to identify instances running versions 2026.2.11 or 2026.1.22; assess business risk based on sensitivity of resources protected by access requests on each system. Within 7 days, apply the vendor-provided patch to all affected systems and verify successful remediation through version checks and access request workflow validation. Within 30 days, conduct a full audit of access requests approved during the past 60 days to identify any unauthorized escalations, implement enhanced logging and alerting on access request approvals, and document your remediation timeline in your security incident register.

Business Impact: High
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score
0.1%
Top 95% exploitable
Data Quality
6 sources
Confidence: High

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 HIGH
CISA KEV No
Public POC No
EPSS 0.1%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
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
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact
High
Technical Impact
Partial

Priority Score

36
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +36
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

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

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