What’s Vulnerable › Products

collective icalendar vulnerabilities

2 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 2 published in the last 12 months.

Check whether your collective icalendar version is affected

Latest collective icalendar vulnerabilities

• CVE-2026-77399 — icalendar: Denial of service via unbounded VALARM REPEAT expansion (CVSS 6.5)
• CVE-2026-55099 — icalendar: Algorithmic Complexity in Equality (CVSS 7.5)