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Vulnerability record · CVE-2026-28008 · published 13 August 2026
CVE-2026-28008: Authentication bypass by spoofing vulnerability
Unauthenticated Broken Authentication in OAuth Single Sign On – SSO (OAuth Client) <= 7.0.0 versions.
9.8 CVSS 3.1 Critical EPSS 0.61% · top 53.1% CWE-290 · Authentication bypass by spoofing Deferred
9.8CVSS 3.1 base score
0.61%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
14 Aug 2026Last modified by NVD
Description
Unauthenticated Broken Authentication in OAuth Single Sign On – SSO (OAuth Client) <= 7.0.0 versions.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
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Same products first, then exploited flaws of the same weakness class.
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Source: NIST National Vulnerability Database (record CVE-2026-28008), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.
