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CVE-2026-53593 FreeScout Vulnerable to Authenticated Remote Code Execution via incomplete upload extension denylist (.pht) — bypass of CVE-2025-48471

🗓️ 20 Jul 2026 19:52:33Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 16 Views

Authenticated remote code execution in FreeScout via .pht uploads bypassing the prior fix for CVE-2025-48471.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-53593
20 Jul 202619:52
attackerkb
CVE
CVE-2026-53593
20 Jul 202619:52
cve
EUVD
EUVD-2026-46083
20 Jul 202619:52
euvd
NVD
CVE-2026-53593
20 Jul 202620:16
nvd
Positive Technologies
PT-2026-61703
20 Jul 202600:00
ptsecurity
[
  {
    "vendor": "freescout-help-desk",
    "product": "freescout",
    "versions": [
      {
        "version": "< 1.8.224",
        "status": "affected"
      }
    ]
  }
]

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