SimpleHelp security advisory (AV26-642)
ID: 6b1979a7-e0c3-5e06-a3ca-232e269aad32
STIX ID: report--6b1979a7-e0c3-5e06-a3ca-232e269aad32
Feed Name: Canadian Centre for Cyber Security Alerts and Advisories
Threat Score
**SimpleHelp security update and CISA KEV addition:** SimpleHelp published fixes for vulnerabilities affecting versions 5.5.0 through versions prior to 5.5.16 and 6.0 through versions prior to 6.0 RC2; on June 29, 2026 CISA added CVE-2026-48558 to its Known Exploited Vulnerabilities database and users are urged to review links and apply updates.
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