How severe is CVE-2021-44684?

CVE-2021-44684 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-44684 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-44684?

CVE-2021-44684 affects Github-todos Project Github-todos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-44684?

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-2021-44684 published?

CVE-2021-44684 was published on 2021-12-07 and last updated on 2026-06-17.

CVE-2021-44684

CVE-2021-44684 is a critical-severity vulnerability in Github-todos Project Github-todos with a CVSS 3.x base score of 9.8. 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-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Github-todos Project Github-todos
Published: 2021-12-07
Last modified: 2026-06-17

Description

naholyr github-todos 3.1.0 is vulnerable to command injection. The range argument for the _hook subcommand is concatenated without any validation, and is directly used by the exec function.

Frequently asked questions

What is CVE-2021-44684?: naholyr github-todos 3.1.0 is vulnerable to command injection. The range argument for the _hook subcommand is concatenated without any validation, and is directly used by the exec function.
How severe is CVE-2021-44684?: CVE-2021-44684 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-44684 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-44684?: CVE-2021-44684 affects Github-todos Project Github-todos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-44684?: 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-2021-44684 published?: CVE-2021-44684 was published on 2021-12-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:github-todos_project:github-todos:*:*:*:*:*:*:*:*

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