CVE-2026-48939: ICagenda | defend.network

What is CVE-2026-48939?

iCagenda contains an unrestricted upload of file with dangerous type vulnerability that allows the upload of arbitrary files in the file attachment feature, ultimately resulting in PHP code upload and execution.

CVSSawaiting NVD

Exploitation In the wild In CISA KEV

EPSS1% · P43

Triage statusActive Exploit

ActionPatch immediately

Timeline

2026-07-10Added to the CISA Known Exploited Vulnerabilities (KEV) catalog
2026-07-13CISA federal remediation deadline (BOD 22-01)

CISA Known Exploited Vulnerability

iCagenda Unrestricted Upload of File with Dangerous Type Vulnerability

Added to KEV2026-07-10

Federal patch deadline2026-07-13

Known ransomware useUnknown

Affected product

ICagenda

Remediation Steps

Identify all deployments of iCagenda in your environment
Apply the latest security patch from the vendor immediately
Monitor for unauthorized file uploads and suspicious activity

References

Referenced in our briefings & reports

Vulnerability Priority Report – Week 1 of July 2026 (July 6 – 12)

Browse all tracked CVEs in the defend.network CVE database →

🤖 This CVE page is generated by defend.network from NVD, CISA KEV, EPSS, and our verified daily briefings. Severity and exploitation data come from official sources; always verify remediation steps against the official vendor advisory before acting in production.