Kirby: System path exposure from error messages in the REST API — GHSA-RF2P-VH74-7VVH

Summary

### TL;DR This vulnerability affects all Kirby sites that have not disabled the REST API with the `'api' => false` option. It was possible to trigger a PHP error in the API backend that would expose the full filesystem path of the Kirby installation on the server. This could be used to guess the default `content.salt` or prepare specialized attacks. ---- ### Introduction An information exposure occurs when system…

Timeline

Published by source

2026-09-01

Risk context

• Reported severity or threat level: medium.
• Reported CVSS score: 6.9 out of 10.
• Reported EPSS value: 0.00291.
• Review exposure for the affected product or family: composer: getkirby/cms.

Product

composer: getkirby/cms

What to do

General, cautious steps (verify details in the official source):

• Review exposure and plan remediation based on risk and environment.
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source
• CVE Record
• NVD

Evidence and provenance

Canonical advisory ID

GHSA-RF2P-VH74-7VVH

Source

GitHub

Vendor

GitHub

Published by source

2026-09-01

Last source activity

2026-09-01

Additional identifiers

CVE-2026-69127

Curated by

hlukh.ch

Related advisories and connections

These advisories are connected by shared CVE, product, vendor, source, or time signals.