OA
Product
oauth2
by ruby-oauth · last CVE Jul 28, 2026
1
CVEs
0
On KEV
8.6
Max CVSS
0
New 30D
Severity mix
Critical 0High 1Medium 0Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-54603
8.6
0%
Jul 28
OAuth2::Client#request: Protocol-relative redirect Location overrides authority, leaking bearer Authorization to attacker host
Affected: >= 0.4.0, < 2.0.22
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