CVE-2026-116121: NocoDB Registration users.service.ts race condition

Is it exploited?

Not on CISA's list. CISA has not added it to the Known Exploited Vulnerabilities catalog as of 29 Oct 2026. If CISA adds it, this page shows it as known exploited.

How likely is exploitation in the next 30 days?

0.2%

EPSS score, percentile 13.6 of all scored records. A probability estimated by FIRST, not a report of exploitation.

How severe?

6.3 Medium

CVSS v4.0 base score, given by the CNA

What should I do?

CISA has set no required action, because the vulnerability is not in KEV.

The CVE record links no vendor advisory, patch or mitigation.

Which versions are affected?

Affected

• 2026.08

Versions by product

Source: CISA KEV 2026.10.29, as of 29 Oct 2026; FIRST EPSS, as of 29 Oct 2026; CVE List, as of 29 Oct 2026. About the data.

What to do

Advisories and patches

The CVE record links no vendor advisory, patch or mitigation.

This summary is based on the CVE record as of 29 Oct 2026. Check the vendor's advisory before you act: affected versions and fixes can change.

Affected products and versions

As listed in the CVE record.

Source: CVE List, as of 29 Oct 2026. About the data.

About this vulnerability

A vulnerability was identified in NocoDB up to 2026.08.0. This issue affects some unknown processing of the file users.service.ts of the component Registration. Such manipulation leads to race condition. The attack may be performed from remote. The attack requires a high level of complexity. The exploitability is assessed as difficult. The vendor deleted the GitHub issue for this vulnerability wi…

Summary: CVE record, as of 29 Oct 2026.

• CISA has not added CVE-2026-116121 to its Known Exploited Vulnerabilities (KEV) catalog, as of 29 Oct 2026.
• The CVE record was published on 26 Oct 2026.
• The CVE record carries a CVSS v4.0 base score of 6.3 (Medium), given by its CNA.
• FIRST's EPSS model puts the probability of exploitation in the next 30 days at 0.2% (percentile 13.6), as of 29 Oct 2026. EPSS is a statistical estimate, not a report of exploitation.
• The credits in the CVE record name ZAST.AI as finder.

Source: CISA KEV 2026.10.29, as of 29 Oct 2026; CVE List, as of 29 Oct 2026; FIRST EPSS, as of 29 Oct 2026. About the data.

Description

NocoDB Registration users.service.ts race condition

A vulnerability was identified in NocoDB up to 2026.08.0. This issue affects some unknown processing of the file users.service.ts of the component Registration. Such manipulation leads to race condition. The attack may be performed from remote. The attack requires a high level of complexity. The exploitability is assessed as difficult. The vendor deleted the GitHub issue for this vulnerability without any explanation. Afterwards the vendor was contacted early about this disclosure via email but did not respond in any way.

Source: CVE List, as of 29 Oct 2026. About the data.

Timeline