CVE-2021-4281

Name: CVE-2021-4281
Creator: NVD / NIST
Published: 2022-12-26T20:15:10.58+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.78%

Last modified Jun 17, 2026

CVE-2021-4281 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability was found in Brave UX for-the-badge and classified as critical. Affected by this issue is some unknown functionality of the file .github/workflows/combine-prs.yml. EPSS estimates a 1.78% chance of exploitation in the next 30 days.

Description

A vulnerability was found in Brave UX for-the-badge and classified as critical. Affected by this issue is some unknown functionality of the file .github/workflows/combine-prs.yml. The manipulation leads to os command injection. The name of the patch is 55b5a234c0fab935df5fb08365bc8fe9c37cf46b. It is recommended to apply a patch to fix this issue. VDB-216842 is the identifier assigned to this vulnerability.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.78%

75.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Forthebadge	For The Badge	< 1.2.0

References

https://github.com/BraveUX/for-the-badge/commit/55b5a234c0fab935df5fb08365bc8fe9c37cf46bPatch, Third Party Advisory
https://github.com/BraveUX/for-the-badge/pull/165Third Party Advisory
https://vuldb.com/?ctiid.216842Permissions Required, Third Party Advisory
https://vuldb.com/?id.216842Permissions Required, Third Party Advisory
https://github.com/BraveUX/for-the-badge/commit/55b5a234c0fab935df5fb08365bc8fe9c37cf46bPatch, Third Party Advisory
https://github.com/BraveUX/for-the-badge/pull/165Third Party Advisory
https://vuldb.com/?ctiid.216842Permissions Required, Third Party Advisory
https://vuldb.com/?id.216842Permissions Required, Third Party Advisory

Timeline

Published: Dec 26, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-4281?

How severe is CVE-2021-4281?

CVE-2021-4281 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.78% probability of exploitation in the next 30 days.

How do I fix CVE-2021-4281?

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-2021-4281?

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

Scan your code now

Source: NVD / NIST