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Public proof of conceptFix available

CVE-2019-16097

A public proof of concept exists; no exploitation attested.

  • Published2019-09-08
  • WeaknessCWE-862

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

core/api/user.go in Harbor 1.7.0 through 1.8.2 allows non-admin users to create admin accounts via the POST /api/users API, when Harbor is setup with DB as authentication backend and allow user to do self-registration. Fixed version: v1.7.6 v1.8.3. v.1.9.0. Workaround without applying the fix: configure Harbor to use non-DB authentication backend such as LDAP.

Timeline

dates in UTC
  1. 2019-09-0816:15CVE publishedNVD
  2. 2026-10-2319:23First public proof of conceptPoC-in-GitHub
  3. 2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2019-16097?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2019-16097?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · OSV
Linuxfoundation harbor
BranchAffectedFixed in
1.7= 1.7.0no fix published
1.7= 1.7.1no fix published
1.7= 1.7.2no fix published
1.7= 1.7.3no fix published
1.7= 1.7.4no fix published
1.7= 1.7.5no fix published
1.8= 1.8.0no fix published
1.8= 1.8.1no fix published
1.8= 1.8.2no fix published
1.9= 1.9.0no fix published
goharbor/harbor
BranchAffectedFixed in
1.x≥ 1.7.0, < 1.9.0-rc11.9.0-rc1

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

Detection

read 2026-10-23 19:23 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB

Sources

  • NVDCVSS 3.16.5read 2026-10-23
  • NVDCVSS 2.04read 2026-10-23
  • NVDweakness (CWE)CWE-862read 2026-10-23
  • FIRST EPSSEPSS score22.3 %read 2026-10-23
  • PoC-in-GitHubproof of concept6read 2026-10-23
  • OSVaffected packages—

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Published
2019-09-08
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2019-16097?

core/api/user.go in Harbor 1.7.0 through 1.8.2 allows non-admin users to create admin accounts via the POST /api/users API, when Harbor is setup with DB as authentication backend and allow user to do self-registration. Fixed version: v1.7.6 v1.8.3. v.1.9.0. Workaround without applying the fix: configure Harbor to use non-DB authentication backend such as LDAP.

Is CVE-2019-16097 actively exploited?

Active exploitation of CVE-2019-16097 has not been confirmed. Its EPSS score was 22.3% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-16097?

CVE-2019-16097 has a CVSS v3 base score of 6.5 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

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