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12 June 2026

Vulnerabilities first published on this day (UTC), newest first.

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  • Critical 10.0
    CVE-2026-48558 Exploited Public exploit Scanner template EPSS 80%

    SimpleHelp Authentication Bypass via Missing OIDC JWT Signature Verification

    SimpleHelp versions 5.5.15 and prior and 6.0 pre-release versions contain an authentication bypass vulnerability in the OIDC authentication flow. When OIDC authentication is configured, identity tokens submitted during login are accepted without verifying the…

    SimpleHelp SimpleHelp
    KEV Jun 29, 2026