CVE WATCH / VULNERABILITY DETAIL

CVE-2026-126348

MEDIUMCVSS 4.3NVD feed

Published 12 November 2026 · tracked since 13 November 2026

Description

Addressable is an alternative implementation to the URI implementation that is part of Ruby's standard library. From 2.0.0 until 2.9.1, the pure-Ruby Addressable::IDNA.to_unicode implementation decodes invalid Punycode A-labels instead of returning them unchanged. Labels that decode to ASCII text or

References

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