Pagy I18n locale option is not validated before being used in a file path — GHSA-2XMW-F8J8-WFXC

Summary

### Summary `Pagy::I18n.locale=` did not validate its argument before using it as a path component to load the matching dictionary file (`<locale>.yml`). An application that assigns untrusted input to the locale — e.g. the common pattern `Pagy::I18n.locale = params[:locale]` — let that input influence which file Pagy attempted to load. ### Details The setter stored the value as-is, and the loader joined it into a…

Timeline

Published by source

2026-07-29

Risk context

• Reported severity or threat level: medium.
• Review exposure for the affected product or family: rubygems: pagy.

Product

rubygems: pagy

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-2XMW-F8J8-WFXC

Source

GitHub

Vendor

GitHub

Published by source

2026-07-29

Last source activity

2026-07-29

Additional identifiers

CVE-2026-54659

Curated by

hlukh.ch

Related advisories and connections

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