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Secure Access CVE-2025-59595

HIGH
Improper Input Validation (CWE-20)
2025-11-04 SecurityResponse@netmotionsoftware.com
8.2
CVSS 4.0 · Vendor: netmotionsoftware
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V2 - Validation and Business Logic Input validation, allowlisting
Impact

CVSS score of 8.2 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. EPSS exploitation probability: 0.10%.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

CVE-2025-59595 is an internally discovered denial of service vulnerability in versions of Secure Access prior to 14.12. Rated high severity (CVSS 8.2), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

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

Technical ContextAI · show details

This vulnerability is classified under CWE-20. CVE-2025-59595 is an internally discovered denial of service vulnerability in versions of Secure Access prior to 14.12. An attacker can send a specially crafted packet to a server in a non-default configuration and cause the server to crash. Affected products include: Absolute Secure Access. Version information: prior to 14.12..

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (netmotionsoftware) PRIMARY 8.2 HIGH
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

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

CVSS VectorVendor: netmotionsoftware

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
None
User Interaction
None
Vulnerable system: Confidentiality
None
Vulnerable system: Integrity
None
Vulnerable system: Availability
High
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

DescriptionCVE.org

CVE-2025-59595 is an internally discovered denial of service vulnerability in versions of Secure Access prior to 14.12. An attacker can send a specially crafted packet to a server in a non-default configuration and cause the server to crash.

Executive ViewAI

Why It Matters

Organizations using versions of Secure Access face notable risk from CVE-2025-59595, a input validation vulnerability rated CVSS 8.2. Successful exploitation could significantly impact the confidentiality, integrity, or availability of affected systems. Organizations should apply vendor updates when available and consider compensating controls in the interim.

Business Impact: High
Compensating Controls

Apply vendor patch. If immediate patching is not feasible: (1) Implement network-level access controls to limit exposure; (2) Enable enhanced monitoring and alerting; (3) Apply principle of least privilege.

Threat Intelligence Overview

EPSS Score
0.1%
Top 73% exploitable
Data Quality
3 sources
Confidence: Low

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 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
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact
High

Priority Score

41
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +41
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)CVE.org

cpe:2.3:a:absolute:secure_access:*:*:*:*:*:*:*:*
CVE-2026-97716 HIGH
8.7 Oct 07

Unauthenticated remote attackers can cause a persistent denial of service on Absolute Secure Access servers running vers

CVE-2026-55402 HIGH
8.7 Aug 13

Persistent denial-of-service in Absolute Security Secure Access servers prior to version 14.57 is achievable by network

CVE-2026-33445 HIGH
8.7 Jul 15

Persistent denial-of-service in Absolute Secure Access servers before version 14.55 allows a remote attacker with deep,

CVE-2026-40952 HIGH
8.5 Jul 15

Local privilege escalation in Absolute Secure Access for Windows (client and server) before version 14.55 allows a low-p

CVE-2026-33451 HIGH
8.5 Apr 30

Local privilege escalation in Absolute Secure Access Windows client versions prior to 14.50 allows authenticated local a

CVE-2026-97714 HIGH
8.2 Oct 07

Denial of service in Absolute Secure Access servers before version 14.60 allows unauthenticated remote attackers to caus

CVE-2025-49080 HIGH
7.5 Jun 12

Memory management vulnerability in Absolute Secure Access server versions 9.0 through 13.54 that allows unauthenticated,

CVE-2026-0517 HIGH
7.5 Jan 17

Secure Access Server versions before 14.20 are vulnerable to a network-based denial-of-service attack where unauthentica

CVE-2026-97715 HIGH
7.1 Oct 07

Persistent denial of service in Absolute Secure Access servers before 14.60 can be triggered by an authenticated remote

CVE-2026-33443 HIGH
7.1 Jul 15

Persistent denial-of-service in Absolute Secure Access servers before version 14.55 allows an authenticated tunnel parti

CVE-2026-40950 HIGH
7.1 Apr 30

Buffer overflow in Absolute Secure Access server (versions before 14.50) allows authenticated remote attackers with modi

CVE-2026-55401 MEDIUM
6.9 Aug 13

Null dereference in the load-balancing subsystem of Absolute Secure Access servers (prior to 14.57) allows unauthenticat

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