CVE-2026-16504

CriticalCVSS 9.8/10Last modified Oct 23, 2026

Description

Deployment of the VPS.org one-click Zulip template deploys a hardcoded application signing key, a default database password ("zulip"), and DISABLE_HTTPS=True.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-321 CWE-1188 CWE-1393

Affected software

Vendor	Product	Versions
VPS.org	Zulip template	N/A

References

https://kb.cert.org/vuls/id/243636

Timeline

Published: Jul 31, 2026
Last modified: Oct 23, 2026
NVD status: Deferred

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