Information disclosure in Putyourlightson Craft-sprig

CVE-2026-27131

The Sprig Plugin for Craft CMS is a reactive Twig component framework for Craft CMS. Starting in version 2.0.0 and prior to versions 2.15.2 and 3.15.2, admin users, and users with explicit permission to access the Sprig Playground, could p…

Vulnerability class: Information Disclosure

EPSS: 0.000 (12.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-27131?
CVE-2026-27131 is a medium-severity vulnerability in Putyourlightson Craft-sprig, classified under Information Disclosure. CVSS score: 5.5/10. Published 2026-03-23.
How severe is CVE-2026-27131?
Medium severity. CVSS v3 base score is 5.5 out of 10.