Paper/Archive/CVE-2026-16504

CVE-2026-16504

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

CVSS 9.8 (ADP)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 41.6.416 × 208.3 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

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

Affected

ProductAffectedFixed inSource

Zulip templateN/A–CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refkb.cert.org/vuls/id/243636