PatchSiren cyber security CVE debrief

CVE-2026-1696 Arcinfo CVE debrief

CVE-2026-1696 is a low-severity vulnerability affecting Arcinfo Pcvue, a product used for monitoring and control. The web server does not properly set some HTTP security headers in responses to client applications, potentially allowing attackers to exploit the vulnerability. Although the CVSS score is low at 2.3, users of affected versions should apply vendor patches to address this issue. The vulnerability exists due to improper configuration of HTTP security headers in the web server of Arcinfo Pcvue. This could potentially allow attackers to exploit the vulnerability. The CVE record and NVD entry provide additional context, but further review is necessary to fully understand the vulnerability's impact.

Vendor: Arcinfo
Product: Pcvue
CVSS: LOW 2.3
CISA KEV: Not listed in stored evidence
Original CVE published: 2026-02-26
Original CVE updated: 2026-07-09
Advisory published: 2026-02-26
Advisory updated: 2026-07-09

Who should care

Users of Arcinfo Pcvue versions 12.0.0 to 15.2.13 and 16.0.0 to 16.3.4 should apply vendor patches to address this issue. This includes operators, administrators, and security teams responsible for maintaining and securing Arcinfo Pcvue deployments. Additionally, vulnerability management teams and security teams should review the CVE record and NVD entry to assess the potential impact on their organization.

Technical summary

The vulnerability exists due to improper configuration of HTTP security headers in the web server of Arcinfo Pcvue. This could potentially allow attackers to exploit the vulnerability, although the CVSS score is low at 2.3. The affected product versions are 12.0.0 to 15.2.13 and 16.0.0 to 16.3.4. Users of these versions should apply vendor patches to ensure proper configuration of HTTP security headers. The CVE record and NVD entry provide additional technical context.

Defensive priority

Apply vendor patches to ensure proper configuration of HTTP security headers. Monitor for unusual web server behavior and implement compensating controls for HTTP security headers if patches cannot be applied immediately.

Recommended defensive actions

Inventory and verify affected Pcvue versions
Apply vendor patches for Pcvue
Monitor for unusual web server behavior
Implement compensating controls for HTTP security headers
Review and verify vendor advisory for Pcvue security bulletin

Evidence notes

The CVE record was published on 2026-02-26T08:16:19.323Z and last modified on 2026-07-09T18:32:08.463Z. The NVD entry is currently Analyzed. Evidence from the CVE record and NVD entry indicates that the web server of Arcinfo Pcvue does not properly set some HTTP security headers in responses to client applications. However, the scope of affected systems and potential impact is limited according to the CVSS score of 2.3. Further verification is needed to confirm affected deployments and assess operational risk.

Sources and references

Verified primary and authoritative sources

CVE-2026-1696 CVE Program record
Publisher, destination, and source semantics verified

URL: https://www.cve.org/CVERecord?id=CVE-2026-1696

CVE Program - Official CVE Program record with source-provided CVE metadata.
CVE-2026-1696 NVD vulnerability detail
Publisher, destination, and source semantics verified

URL: https://nvd.nist.gov/vuln/detail/CVE-2026-1696

NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Mitigation or vendor reference
Unverified legacy reference

URL: https://www.pcvue.com/security/

87c8e6ad-f0f5-4ca8-89e2-89f26d6ed932 - Vendor Advisory

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.