XSS vulnerability upon unsuccessful authentication (CVE-2026-1695) | HOL Guard CVE

Medium · CVSS 6.1CVE-2026-1695

XSS vulnerability upon unsuccessful authentication

Answer in brief

CVE-2026-1695 records a Medium severity (CVSS 6.1) vulnerability in XSS vulnerability upon unsuccessful authentication. The current sources do not mark it as known exploited. The current feed maps arcinfo/PcVue (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Feb 26, 2026Updated Jul 9, 2026Source checked Sep 19, 2026First seen by HOL Jul 9, 2026Material review Jul 9, 2026

Upstream Advisory

Key facts

Risk: Medium · CVSS 6.1
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

CVSS is 6.1. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps arcinfo/PcVue (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
arcinfo/PcVuegeneric	16.0.0 \|\| 15.0.0 \|\| 12.0.0	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for arcinfo/PcVue.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Feb 26, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Jul 9, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Jul 9, 2026

Sources and claim methodology

Source referencepcvue.com

Upstream source description

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.

Quoted source text, attributed separately from HOL analysis.