High severity7.5NVD Advisory· Published Jun 4, 2021· Updated Jun 17, 2026
CVE-2021-33840
CVE-2021-33840
Description
The server in Luca through 1.1.14 allows remote attackers to cause a denial of service (insertion of many fake records related to COVID-19) because Phone Number data lacks a digital signature.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Luca/Lucadescription
Patches
Vulnerability mechanics
References
2- gitlab.com/lucaapp/web/-/issues/1nvdThird Party Advisory
- luca-app.de/securityoverview/processes/guest_registration.htmlnvdVendor Advisory
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