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CVE-2025-30207: Kirby vulnerable to path traversal in the router for PHP's built-in server

low Affects getkirby/cms. Feed 2026.10.29.4, updated 2026-10-29; published .

Kirby vulnerable to path traversal in the router for PHP's built-in server

Package
getkirby/cms Composer
Affected versions
<3.9.8.3 or >=3.10.0 and <3.10.1.2 or >=4.0.0 and <4.7.1
Fixed in
3.9.8.3, 3.10.1.2, 4.7.1
Severity
low
Exploitation
not on CISA KEV · EPSS 1% (48.0th percentile)
Published
2025-05-13
Source
osv.dev

References

CWE-22CWE-23
NVD recordgetkirby/cms advisories

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Find out in one command. phpwarden checks your composer.lock against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# PHP projects (recommended)
composer require --dev phpwarden/phpwarden
# then
vendor/bin/phpwarden deps composer.lock

# or, without Composer
pipx install phpwarden   &&   phpwarden deps composer.lock

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