CVE-2022-21241

Name: CVE-2022-21241
Creator: NVD / NIST
Published: 2022-02-08T11:15:07.96+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.6/10EPSS 3.13%

Last modified Jun 17, 2026

CVE-2022-21241 is a critical-severity vulnerability rated 9.6/10 on the CVSS scale. 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.. EPSS estimates a 3.13% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

9.6/10

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

EPSS Probability

3.13%

86.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Csv\+ Project	Csv\+	< 0.8.1

References

https://github.com/plusone-masaki/csv-plus/releases/tag/v0.8.1Release Notes, Third Party Advisory
https://jvn.jp/en/jp/JVN67396225/index.htmlThird Party Advisory
https://github.com/plusone-masaki/csv-plus/releases/tag/v0.8.1Release Notes, Third Party Advisory
https://jvn.jp/en/jp/JVN67396225/index.htmlThird Party Advisory

Timeline

Published: Feb 8, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-21241?

How severe is CVE-2022-21241?

CVE-2022-21241 has a CVSS score of 9.6/10 (CRITICAL severity). The EPSS model estimates a 3.13% probability of exploitation in the next 30 days.

How do I fix CVE-2022-21241?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-21241?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST