Vulnerability Description
Tobit Laboratories AG TeamDavid's Webbox application’s endpoint “//serverClient_close.html” is vulnerable to a buffer overflow vulnerability in multiple form data parameters. By submitting excessively long values in these parameters, an authenticated attacker can trigger a server crash, resulting in denial of service. Depending on the stack state or if a stack canary can be disclosed through another vulnerability, this buffer overflow could potentially be exploited for remote code execution, leading to full compromise of the server. This issue affects TeamDavid through Rollout 524.
Related Weaknesses (CWE)
References
- https://david.tobit.software/releasenotes
- https://labs.infoguard.ch/posts/22-cves-in-david-a-secure-m365-alternative/
FAQ
What is CVE-2026-54211?
CVE-2026-54211 is a documented vulnerability. Tobit Laboratories AG TeamDavid's Webbox application’s endpoint “//serverClient_close.html” is vulnerable to a buffer overflow vulnerability in multiple form data parameters. By submitting excessive...
How severe is CVE-2026-54211?
CVSS scoring is not yet available for CVE-2026-54211. Check NVD for updates.
Is there a patch for CVE-2026-54211?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.