CVE-2023-30520

Name: CVE-2023-30520
Creator: NVD / NIST
Published: 2023-04-12T18:15:09.907+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.48%

Last modified Jun 17, 2026

CVE-2023-30520 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Jenkins Quay.io trigger Plugin 0.1 and earlier does not limit URL schemes for repository homepage URLs submitted via Quay.io trigger webhooks, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to submit crafted Quay.io trigger webhook payloads.. EPSS estimates a 0.48% chance of exploitation in the next 30 days.

Description

Jenkins Quay.io trigger Plugin 0.1 and earlier does not limit URL schemes for repository homepage URLs submitted via Quay.io trigger webhooks, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to submit crafted Quay.io trigger webhook payloads.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

0.48%

37.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Jenkins	Quay.Io Trigger	<= 0.1

References

http://www.openwall.com/lists/oss-security/2023/04/13/3Mailing List, Third Party Advisory
https://www.jenkins.io/security/advisory/2023-04-12/#SECURITY-2850Vendor Advisory
http://www.openwall.com/lists/oss-security/2023/04/13/3Mailing List, Third Party Advisory
https://www.jenkins.io/security/advisory/2023-04-12/#SECURITY-2850Vendor Advisory

Timeline

Published: Apr 12, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-30520?

How severe is CVE-2023-30520?

CVE-2023-30520 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.48% probability of exploitation in the next 30 days.

How do I fix CVE-2023-30520?

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-2023-30520?

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

Scan your code now

Source: NVD / NIST