How severe is CVE-2021-33961?

CVE-2021-33961 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-33961 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-33961?

CVE-2021-33961 affects Enhanced-github Project Enhanced-github. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-33961?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-33961 published?

CVE-2021-33961 was published on 2022-03-22 and last updated on 2026-06-17.

CVE-2021-33961

CVE-2021-33961 is a medium-severity vulnerability in Enhanced-github Project Enhanced-github with a CVSS 3.x base score of 6.1. 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: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Enhanced-github Project Enhanced-github
Published: 2022-03-22
Last modified: 2026-06-17

Description

A Cross Site Scripting (XSS) vulnerabililty exists in enhanced-github v5.0.11 via the file name parameter.

Frequently asked questions

What is CVE-2021-33961?: A Cross Site Scripting (XSS) vulnerabililty exists in enhanced-github v5.0.11 via the file name parameter.
How severe is CVE-2021-33961?: CVE-2021-33961 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-33961 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-33961?: CVE-2021-33961 affects Enhanced-github Project Enhanced-github. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-33961?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-33961 published?: CVE-2021-33961 was published on 2022-03-22 and last updated on 2026-06-17.

References

https://github.com/softvar/enhanced-github/issues/96

Affected products (1)

cpe:2.3:a:enhanced-github_project:enhanced-github:5.0.11:*:*:*:*:*:*:*

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