How severe is CVE-2022-21241?

CVE-2022-21241 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-21241 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-21241?

CVE-2022-21241 affects Csv+ Project Csv+. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-21241?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2022-21241 published?

CVE-2022-21241 was published on 2022-02-08 and last updated on 2026-06-17.

CVE-2022-21241

CVE-2022-21241 is a critical-severity vulnerability in Csv+ Project Csv+ with a CVSS 3.x base score of 9.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Critical (CVSS 3.x base score 9.6)
CVSS v2: 6.8
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Csv+ Project Csv+
Published: 2022-02-08
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2022-21241?: 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.
How severe is CVE-2022-21241?: CVE-2022-21241 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-21241 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-21241?: CVE-2022-21241 affects Csv+ Project Csv+. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-21241?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-21241 published?: CVE-2022-21241 was published on 2022-02-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:csv\+_project:csv\+:*:*:*:*:*:*:*:*

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