Pcvue
CVE-2026-1695
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK
2 techniques across 2 tactics: Initial Access, Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS 6.1 (MEDIUM). Attack vector: Network. Complexity: Low. Privileges required: None. User interaction: Required. Exploitable via remote/network. |
| Exploit ScenarioDerived | A remote attacker could exploit this vulnerability to compromise the affected system. |
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Alert meAnalysisAIv1 – Mar 12, 2026
Cross-site scripting (XSS) in PcVue's OAuth error page (versions 12.0.0-16.3.3) allows remote attackers to inject malicious scripts by tricking users into authenticating with a crafted client ID, potentially compromising the WebVue, WebScheduler, TouchVue, and SnapVue components. An attacker can exploit this to steal session tokens or perform actions on behalf of affected users. No patch is currently available.
Earlier versions of this analysis (1)
An XSS vulnerability affects the OAuth web services used by the WebVue, WebScheduler, TouchVue and SnapVue features of PcVue in version 12.0.0 through 16.3.3 included. [CVSS 6.1 MEDIUM]
RemediationAI
Monitor vendor advisories for a patch. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.
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
Classified as CWE-79 (Cross-site Scripting (XSS)). Affects Pcvue. An XSS vulnerability affects the OAuth web services used by the WebVue, WebScheduler, TouchVue and SnapVue features of PcVue in version 12.0.0 through 16.3.3 included. It might allow a remote attacker to trick a legitimate user into loading content from another site upon unsuccessful user authentication on an unknown application (unknown client_id).
This vulnerability only affects the error page of the OAuth server.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:N/AU:Y/R:U/RE:M/U:Clear
Primary rating from Vendor (87c8e6ad-f0f5-4ca8-89e2-89f26d6ed932) · only source for this CVE.
CVSS VectorVendor: 87c8e6ad-f0f5-4ca8-89e2-89f26d6ed932
Lifecycle Timeline
2DescriptionCVE.org
An XSS vulnerability affects the OAuth web services used by the WebVue, WebScheduler, TouchVue and SnapVue features of PcVue in version 12.0.0 through 16.3.3 included. It might allow a remote attacker to trick a legitimate user into loading content from another site upon unsuccessful user authentication on an unknown application (unknown client_id).
This vulnerability only affects the error page of the OAuth server.
Executive ViewAI
Organizations using version 12.0.0 should be aware of moderate risk from CVE-2026-1695, a cross-site scripting vulnerability rated CVSS 6.1. Attackers could inject scripts to steal sessions or perform actions as authenticated users. Organizations should apply vendor updates when available and monitor for exploitation.
Apply vendor patch. If patching is delayed: implement CSP headers, enable HttpOnly cookies, deploy WAF XSS rules.
Threat Intelligence Overview
NVD
CVE.org
EPSS
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.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.
Affected Products (CPE)CVE.org
ARC Informatique PcVue prior to version 12.0.17 is vulnerable due to the deserialization of untrusted data, which may al
Privilege escalation in ARC Informatique PcVue SCADA/HMI software (all versions prior to 17.0.0) arises because the encr
ARC Informatique PcVue prior to version 12.0.17 is vulnerable to a denial-of-service attack due to the ability of an una
ARC Informatique PcVue prior to version 12.0.17 is vulnerable to information exposure, allowing unauthorized users to ac
Insecure credential storage in PcVue exposes built-in user account passwords to any local attacker with low-privileged f
An insertion of sensitive information into log file vulnerability exists in PcVue versions 15 through 15.2.2. Rated medi
The affected device stores sensitive information in cleartext, which may allow an authenticated user to access session d
A cleartext storage of sensitive information vulnerability exists in PcVue versions 8.10 through 15.2.3. Rated medium se
PcVue versions 15.0.0 through 16.3.3 are vulnerable to HTTP Host header injection in the WebClient and WebScheduler auth
PcVue versions 12.0.0 through 16.3.3 use the deprecated OAuth Resource Owner Password Credentials flow in their web serv
PcVue versions 12.0.0 through 16.3.3 lack origin validation on WebSocket connections in the GraphicalData service, enabl
PcVue versions 12.0.0 through 16.3.3 lack Secure and SameSite cookie attributes in the GraphicalData web services and We
GitHub PoC
Exploit-DB