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CVE-2026-48558 CISA KEV · Actively exploitedSuited to automated attack · CISA

SimpleHelp Authentication Bypass via Missing OIDC JWT Signature Verification

CVSS score

9.5

EPSS probability

%5.7

Risk score

1.1

Published

4 mo ago

Related Security News

Articles and analysis bulletins in which the press and security publications have covered this vulnerability:

Rapid711.09.2026

Metasploit Wrap Up: This One Goes to Sixteen!

This One Goes to Sixteen!Another banger from Metasploit with sixteen new modules, including ten exploit modules, with five on the CISA KEV list. Cisco, Papercut, Sonicwall, Jetbrains, and Langflow all have exploit modules, and not to be outdone, we even have a Metasploit scanner to watch the watchers!New module content (16)Elasticsearch ingest-attachment Apache Tika XFA XXE Local File ReadAuthors: Bourbon Offensive Security Services and Jean-Marie BourbonType: AuxiliaryPull request: #21739 contributed by kmkzPath: scanner/http/elasticsearch_tika_xfa_xxeCVE reference: CVE-2025-66516Description:

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