What is the CVSS score of CVE-2026-26725?

CVE-2026-26725 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Is there a public PoC exploit available for CVE-2026-26725?

Yes, a public proof-of-concept exploit is available for CVE-2026-26725. Prioritise patching immediately. EPSS: 0.2%.

How to fix or mitigate CVE-2026-26725?

Within 24 hours: Immediately isolate all Print Shop Pro WebDesk v.18.34 systems from production networks or disable external access; notify all users that printing services are unavailable; verify no unauthorized access has occurred through log review. Within 7 days: Contact edu Business Solutions for emergency patching timeline; evaluate alternative print management solutions; implement network segmentation to restrict access to WebDesk systems. Within 30 days: Deploy patched version immediately upon availability; conduct forensic audit of all WebDesk systems for compromise indicators; review and strengthen authentication mechanisms across related business applications.

Print Shop Pro Webdesk CVE-2026-26725

CRITICAL

Improper Privilege Management (CWE-269)

2026-02-20 cve@mitre.org

Privilege Escalation Print Shop Pro Webdesk Edubusinesssolutions

9.8

CVSS 3.1 · NVD

View

Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

Access

Send crafted HTTP request with malicious AccessID parameter
Exploit

Bypass authentication validation logic
Execution

Escalate privileges to administrative access
Impact

Execute arbitrary actions with elevated permissions

Vulnerability Assessment

Weakness	CWE CWE-269 OWASP Top 10:2025 A06:2025 - Insecure Design ASVS 5.0 V8 - Authorization Least privilege enforcement 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. Sign in to read
Exploitation Conditions	Print Shop Pro WebDesk v.18.34 with AccessID parameter processing enabled. No authentication required; remote unauthenticated exploitation possible against default installations.
Impact	CVSS 9.8.
Exploit ScenarioDerived	Modify AccessID to gain admin access.

Act Now Prioritize within 24-48h. Why: CRITICAL severity + public POC available.

No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

Privilege escalation in Print Shop Pro WebDesk v.18.34 via AccessID parameter. PoC available.

Earlier versions of this analysis (1)

v1 Mar 12, 2026 - 22:04 CVSS 9.8

Privilege escalation in Print Shop Pro WebDesk.

RemediationAI

Apply vendor patch.

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

CWE-269 via AccessID parameter.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/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

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

PoC Detected

Feb 26, 2026 - 21:32 vuln.today

Public exploit code

CVE Published

Feb 20, 2026 - 17:25 nvd

CRITICAL 9.8

DescriptionCVE.org

An issue in edu Business Solutions Print Shop Pro WebDesk v.18.34 allows a remote attacker to escalate privileges via the AccessID parameter.

Executive ViewAI

Why It Matters

A critical vulnerability in Print Shop Pro WebDesk v.18.34 enables unauthenticated remote attackers to gain administrative privileges through parameter manipulation. With a CVSS score of 9.8 and public exploits available, any organization running this software faces immediate risk of complete system compromise, unauthorized access to sensitive documents, and potential data exfiltration.

Business Impact: Severe

Compensating Controls

Implement WAF rules to block requests containing suspicious AccessID parameters; restrict WebDesk access to internal networks only via VPN or IP whitelisting; disable remote access functionality until patch is available; enforce multi-factor authentication for all administrative accounts; monitor for exploitation attempts through enhanced logging and SIEM alerting; consider air-gapping the system until remediation is possible.

Threat Intelligence Overview

EPSS Score

0.2%

Top 65% exploitable

Exploit

POC

Public exploit code exists

Data Quality

4 sources

Confidence: Medium

NVD

CVE.org

EPSS

GitHub

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 CRITICAL

CISA KEV No

Public POC Yes

EPSS 0.2%

Patch available No

Active threat No

Deciding rule

CRITICAL severity + public POC available

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

Yes

Human Impact

Very High

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +49

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Privilege Escalation HIGH

Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.