Threat intelligence

QuickCal <= 1.0.16 - Missing Authorization

CVE-2026-27377 · quickcal

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Quickcal at a vulnerable version. How SiteRespond intelligence works

Vulnerability: QuickCal <= 1.0.16 - Missing Authorization
Affected software: quickcal(Plugin)
Affected versions: ≤ 1.0.16
Authentication: Not specified in feed title — see source advisory
Vulnerability type: Other
CVE: CVE-2026-27377
Published: 22 July 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.
Source: Data imported from Wordfence Intelligence (advisory 83aa1e83-45ff-4aa5-9c06-f79bdc3bf6c0). Methodology and redistribution notes

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