CVE-2023-33959

Name: CVE-2023-33959
Creator: NVD / NIST
Published: 2023-06-06T19:15:12.637+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.35%

Last modified Jun 17, 2026

CVE-2023-33959 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. notation is a CLI tool to sign and verify OCI artifacts and container images. An attacker who has compromised a registry can cause users to verify the wrong artifact. EPSS estimates a 0.35% chance of exploitation in the next 30 days.

Description

notation is a CLI tool to sign and verify OCI artifacts and container images. An attacker who has compromised a registry can cause users to verify the wrong artifact. The problem has been fixed in the release v1.0.0-rc.6. Users should upgrade their notation-go library to v1.0.0-rc.6 or above. Users unable to upgrade may restrict container registries to a set of secure and trusted container registries.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.35%

27.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-347

Affected Software

Vendor	Product	Versions	Update
Notaryproject	Notation-Go	< 1.0.0	—
Notaryproject	Notation-Go	1.0.0	Rc1

References

https://github.com/notaryproject/notation-go/security/advisories/GHSA-xhg5-42rf-296rVendor Advisory
https://github.com/notaryproject/notation-go/security/advisories/GHSA-xhg5-42rf-296rVendor Advisory

Timeline

Published: Jun 6, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-33959?

How severe is CVE-2023-33959?

CVE-2023-33959 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.35% probability of exploitation in the next 30 days.

How do I fix CVE-2023-33959?

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-2023-33959?

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

Scan your code now

Source: NVD / NIST