CVE-2026-42069

Name: CVE-2026-42069
Creator: NVD / NIST
Published: 2026-05-09T04:16:22.297+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.1/10EPSS 0.23%

Last modified Jun 17, 2026

CVE-2026-42069 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. Kirby is an open-source content management system. Prior to versions 4.9.0 and 5.4.0, read access to site, user and role information is not gated by permissions. EPSS estimates a 0.23% chance of exploitation in the next 30 days.

Description

Kirby is an open-source content management system. Prior to versions 4.9.0 and 5.4.0, read access to site, user and role information is not gated by permissions. This issue has been patched in versions 4.9.0 and 5.4.0.

Metrics

CVSS 3.1

6.5/10

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

CVSS 4.0

7.1/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.23%

13.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Getkirby	Kirby	< 4.9.0
Getkirby	Kirby	>= 5.0.0, < 5.4.0

References

https://github.com/getkirby/kirby/releases/tag/4.9.0Release Notes
https://github.com/getkirby/kirby/releases/tag/5.4.0Release Notes
https://github.com/getkirby/kirby/security/advisories/GHSA-2h7v-4372-f6x2Patch, Vendor Advisory

Timeline

Published: May 9, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-42069?

How severe is CVE-2026-42069?

CVE-2026-42069 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.23% probability of exploitation in the next 30 days.

How do I fix CVE-2026-42069?

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-2026-42069?

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

Scan your code now

Source: NVD / NIST