CVE-2021-40272
NixOS vulnerability analysis and mitigation

Overview

CVE-2021-40272 is a Cross-Site Scripting (XSS) vulnerability affecting OP5 Monitor versions 8.3.1, 8.3.2, and 8.3.3. The vulnerability was disclosed on November 14, 2022 (NVD).

Technical details

The vulnerability has been assigned a CVSS v3.1 Base Score of 6.1 (MEDIUM) with the following vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. This indicates that the vulnerability can be exploited remotely, requires low attack complexity, needs no privileges, but does require user interaction. The scope is changed, with low impact on confidentiality and integrity, and no impact on availability (NVD).

Impact

If successfully exploited, this Cross-Site Scripting vulnerability could allow attackers to inject malicious web scripts or HTML code, potentially leading to the theft of sensitive information or manipulation of web content presented to users (NVD).

Additional resources


SourceThis report was generated using AI

Related NixOS vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-22783HIGH8.1
  • NixOSNixOS
  • iris
NoYesJan 12, 2026
CVE-2026-0821MEDIUM6.9
  • NixOSNixOS
  • quickjs
NoNoJan 10, 2026
CVE-2025-68949MEDIUM5.3
  • NixOSNixOS
  • n8n
NoYesJan 13, 2026
CVE-2026-22784LOW2.3
  • NixOSNixOS
  • lychee
NoYesJan 12, 2026
CVE-2026-23497LOW1.3
  • NixOSNixOS
  • learning
NoYesJan 14, 2026

Free Vulnerability Assessment

Benchmark your Cloud Security Posture

Evaluate your cloud security practices across 9 security domains to benchmark your risk level and identify gaps in your defenses.

Request assessment

Get a personalized demo

Ready to see Wiz in action?

"Best User Experience I have ever seen, provides full visibility to cloud workloads."
David EstlickCISO
"Wiz provides a single pane of glass to see what is going on in our cloud environments."
Adam FletcherChief Security Officer
"We know that if Wiz identifies something as critical, it actually is."
Greg PoniatowskiHead of Threat and Vulnerability Management