CVE-2023-50728

Name: CVE-2023-50728
Creator: NVD / NIST
Published: 2023-12-15T22:15:07.16+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.73%

Last modified Jun 17, 2026

CVE-2023-50728 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. octokit/webhooks is a GitHub webhook events toolset for Node.js. Starting in 9.26.0 and prior to 9.26.3, 10.9.2, 11.1.2, and 12.0.4, there is a problem caused by an issue with error handling in the @octokit/webhooks library because the error can be undefined in some cases. EPSS estimates a 0.73% chance of exploitation in the next 30 days.

Description

octokit/webhooks is a GitHub webhook events toolset for Node.js. Starting in 9.26.0 and prior to 9.26.3, 10.9.2, 11.1.2, and 12.0.4, there is a problem caused by an issue with error handling in the @octokit/webhooks library because the error can be undefined in some cases. The resulting request was found to cause an uncaught exception that ends the nodejs process. The bug is fixed in octokit/webhooks.js 9.26.3, 10.9.2, 11.1.2, and 12.0.4, app.js 14.02, octokit.js 3.1.2, and Protobot 12.3.3.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.73%

49.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-755

Affected Software

Vendor	Product	Versions
Octokit	App	14.0.1
Octokit	Octokit	< 3.1.2
Octokit	Webhooks	< 9.26.3
Octokit	Webhooks	>= 10.0.0, < 10.9.2
Octokit	Webhooks	>= 11.0.0, < 11.1.2
Octokit	Webhooks	>= 12.0.0, < 12.0.4
Probot	Probot	< 12.3.3

References

https://github.com/octokit/app.js/releases/tag/v14.0.2Release Notes
https://github.com/octokit/octokit.js/releases/tag/v3.1.2Release Notes
https://github.com/octokit/webhooks.js/releases/tag/v10.9.2Release Notes
https://github.com/octokit/webhooks.js/releases/tag/v11.1.2Release Notes
https://github.com/octokit/webhooks.js/releases/tag/v12.0.4Release Notes
https://github.com/octokit/webhooks.js/releases/tag/v9.26.3Release Notes
https://github.com/octokit/webhooks.js/security/advisories/GHSA-pwfr-8pq7-x9qvVendor Advisory
https://github.com/probot/probot/releases/tag/v12.3.3Release Notes
https://github.com/octokit/app.js/releases/tag/v14.0.2Release Notes
https://github.com/octokit/octokit.js/releases/tag/v3.1.2Release Notes
https://github.com/octokit/webhooks.js/releases/tag/v10.9.2Release Notes
https://github.com/octokit/webhooks.js/releases/tag/v11.1.2Release Notes
https://github.com/octokit/webhooks.js/releases/tag/v12.0.4Release Notes
https://github.com/octokit/webhooks.js/releases/tag/v9.26.3Release Notes
https://github.com/octokit/webhooks.js/security/advisories/GHSA-pwfr-8pq7-x9qvVendor Advisory
https://github.com/probot/probot/releases/tag/v12.3.3Release Notes

Timeline

Published: Dec 15, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-50728?

How severe is CVE-2023-50728?

CVE-2023-50728 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.73% probability of exploitation in the next 30 days.

How do I fix CVE-2023-50728?

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-2023-50728?

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

Scan your code now

Source: NVD / NIST