CVE-2026-16504

CRITICAL

VPS.org one-click Zulip template deployment instance contains multiple vulnerabilities

Title source: CVE List
STIX 2.1 vulnerability

Record summary

CVE-2026-16504 has a selected CVSS score of 9.8 (critical).

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.

Description source: CVE List

Exploitation context

CISA SSVC decision

ExploitationNone
AutomatableYes
Technical impactTotal

CISA Coordinator · SSVC 2.0.3 · Evaluated Aug 3, 2026 · Source: CVE List

Affected products and versions

1
ProductSourceVersion range

Zulip template

Browse VPS.org / Zulip template
CVE ListVersion range not suppliedaffected

References

2