How severe is CVE-2022-0121?

CVE-2022-0121 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-0121 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-0121?

CVE-2022-0121 affects Hoppscotch. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-0121?

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

When was CVE-2022-0121 published?

CVE-2022-0121 was published on 2022-01-06 and last updated on 2026-06-17.

CVE-2022-0121

CVE-2022-0121 is a high-severity vulnerability in Hoppscotch with a CVSS 3.x base score of 8.0. 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: High (CVSS 3.x base score 8.0)
CVSS v2: 6.0
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Hoppscotch
Published: 2022-01-06
Last modified: 2026-06-17

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in hoppscotch hoppscotch/hoppscotch.This issue affects hoppscotch/hoppscotch before 2.1.1.

Frequently asked questions

What is CVE-2022-0121?: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in hoppscotch hoppscotch/hoppscotch.This issue affects hoppscotch/hoppscotch before 2.1.1.
How severe is CVE-2022-0121?: CVE-2022-0121 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-0121 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-0121?: CVE-2022-0121 affects Hoppscotch. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-0121?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-0121 published?: CVE-2022-0121 was published on 2022-01-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:hoppscotch:hoppscotch:*:*:*:*:*:*:*:*

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