CVE•Published 2026-02-26•Modified 2026-07-09•0 articles on news•5 live references•NVD data

CVE-2026-1698Arcinfo · Pcvue

Vulnerability data via NVD (ingested)

CVSS v3.1

6.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS percentile

Exploit Prediction Scoring System · top 89% of all CVEs

Weaknesses (CWE)

CWE-644Improper Neutralization of HTTP Headers for Scripting Syntax

Description

A HTTP Host header attack vulnerability affects WebClient and the WebScheduler web apps of PcVue in version 15.0.0 through 16.3.3 included, allowing a remote attacker to inject harmful payloads that manipulate server-side behavior. This vulnerability only affects the endpoints /Authentication/ExternalLogin, /Authentication/AuthorizationCodeCallback and /Authentication/Logout of the WebClient and WebScheduler web apps.

Timeline

Published 2026-02-26

Modified 2026-07-09

External references

NVD MITRE Exploit-DB GitHub PoC VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-1698

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Arcinfo Pcvue"

All exposed Arcinfo Pcvue instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Pcvue"

HTTP body or banner mentions "Pcvue" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-1698