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TI-2021-19441 Aliases CVE-2021-43551GHSA-rm2v-88qc-6qxq

Cross-site scripting in OSIsoft PI Vision

Priority LOW 30CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
Required
Attack complexity
High
Impact type
Cross-site scripting
Confidentiality · integrity · availability
High · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

A remote attacker with write access to PI Vision could inject code into a display. Unauthorized information disclosure, modification, or deletion is possible if a victim views or interacts with the infected display using Microsoft Internet Explorer. The impact affects PI System data and other data accessible with victim's user permissions.

Why it matters now

EPSS 0.00628 50th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
OSIsoftPI VisionAll versions – 2021—No fix listedCNA
  • PI Vision VendorOSIsoft Affected All versions – 2021 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:osisoft:pi_vision:*:*:*:*:*:*:*:*before 2021VulnerableOSIsoft
  • cpe:2.3:a:osisoft:pi_vision:*:*:*:*:*:*:*:* Versions before 2021 Vulnerable ·OSIsoft

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-43551
  2. 2026-10-03 Alias added: GHSA-rm2v-88qc-6qxq
  3. 2026-10-29 EPSS moved to the 50th–90th percentile

References

Advisory 1

  • TI-2018-05409 Access control flaw in OSIsoft PI Web API CVSS 3.0CRITICAL 9.8
  • TI-2019-13281 Cross-site request forgery in OSIsoft PI Vision CVSS 3.1HIGH 8.8
  • TI-2020-15405 OSIsoft PI Vision Cross-site Scripting CVSS 3.1HIGH 7.7
  • TI-2020-08555 OSIsoft PI System CVSS 3.1MEDIUM 6.5
  • TI-2019-13283 Improper access control in OSIsoft PI Vision CVSS 3.1MEDIUM 6.5
  • TI-2020-15409 OSIsoft PI Vision Incorrect Authorization CVSS 3.1MEDIUM 6.5
See all 14 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences