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CVE PROGRAM SOURCE RECORD7.2 High

CVE-2026-54605

OAuth: Cross-origin token-request redirects can expose signed request metadata

Description

OAuth is a Ruby wrapper for the OAuth 1.0 and 1.0a protocols, providing clients and servers. From 0.5.5 to 1.1.5, OAuth::Consumer#token_request parses the raw Location header of a 300 to 399 redirect returned by the OAuth server and follows the redirect recursively, which can mutate the consumer's configuration and expose signed OAuth request metadata, including the Authorization header, to a cross-origin host. This issue is fixed in version 1.1.6.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

ruby-oauth oauth

  • >= 0.5.5, < 1.1.6affected

References