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CVE-2022-21241

CriticalPublished

Cross-site scripting vulnerability in CSV+ prior to 0.8.1 allows a remote unauthenticated attacker to inject an arbitrary script or an arbitrary OS command...

Published: Feb 8, 2022
Updated: Aug 3, 2024
Assigning CNA: jpcert
Evidence observed: Aug 8, 2026

Primary CVSS

9.6/ 10Critical

nvd · CVSS 3.1

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

EPSS probability estimate

3.2%

Low · next 30 days

Percentile: 87.5%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Cross-site scripting vulnerability in CSV+ prior to 0.8.1 allows a remote unauthenticated attacker to inject an arbitrary script or an arbitrary OS command via a specially crafted CSV file that contains HTML a tag.

Sources

csv-plus_vulnerabilityPoC
👻 [PoC] CSV+ 0.8.0 - Arbitrary Code Execution (CVE-2022-21241)

Responsible use

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