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Alteryx Server CVE-2025-28244

| EUVDEUVD-2025-21051 HIGH
Insecure Storage of Sensitive Information (CWE-922)
2025-07-10 cve@mitre.org
8.8
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V14 - Data Protection Secure storage of sensitive data
Impact

CVSS 8.8. EPSS 0.2%. Public PoC/exploit available. No patch confirmed.

Exploit ScenarioDerived

An attacker could exploit this vulnerability in the Local Storage in Alteryx Server 2023 to compromise the security of affected deployments, potentially impacting confidentiality, integrity, or availability.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 16, 2026

A security vulnerability in the Local Storage in Alteryx Server 2023 (CVSS 8.8) that allows remote attackers. Risk factors: public PoC available.

Earlier versions of this analysis (1)
v1 Mar 16, 2026 - 06:52 CVSS 8.8

Insecure Permissions vulnerability in the Local Storage in Alteryx Server 2023.1.1.460 allows remote attackers to obtain valid user session tokens from localStorage, leading to account takeover

RemediationAI

Monitor vendor channels for patch availability.

Affected VersionsENISA

n/a n/a

Affects your stack

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

Technical ContextAI · show details

Vulnerability type not specified by vendor. CVSS 8.8 indicates high severity. Affects the Local Storage in Alteryx Server 2023.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 8.8 HIGH
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
PoC Detected
Jul 17, 2025 - 00:57 vuln.today
Public exploit code
CVE Published
Jul 10, 2025 - 19:15 nvd
HIGH 8.8

DescriptionCVE.org

Insecure Permissions vulnerability in the Local Storage in Alteryx Server 2023.1.1.460 allows remote attackers to obtain valid user session tokens from localStorage, leading to account takeover

Executive ViewAI

Why It Matters

Alteryx Server 2023.1.1.460 contains a critical vulnerability that allows attackers to steal user session tokens from browser storage, potentially enabling unauthorized access to user accounts and sensitive data. Organizations running this version face immediate risk of account takeover and data breach, particularly if Alteryx is used to access or process confidential business analytics.

Business Impact: Severe
Compensating Controls

Restrict Alteryx Server access via network segmentation and IP whitelisting; disable remote access until patch is available; implement Web Application Firewall (WAF) rules to block suspicious localStorage access patterns; enforce multi-factor authentication (MFA) for all Alteryx user accounts; increase session monitoring and implement automatic session timeout policies; disable browser caching of sensitive data through response headers; consider disabling Alteryx Server until patch availability is confirmed if deployed in high-risk environments.

Threat Intelligence Overview

EPSS Score
0.2%
Top 64% exploitable
Exploit
POC
Public exploit code exists
Data Quality
5 sources
Confidence: Medium

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 Yes
EPSS 0.2%
Patch available No
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· derived
Out-of-Cycle
Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
No
Human Impact
Very High

Priority Score

64
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +44
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

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