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Vulnerabilities

Vulnerability · CVE-2026-16753

VU#382143: Lowcoder Query Library API contains cross-tenant authorization bypass allowing for data exfiltration

Published Oct 14, 2026 · CERT/CC

Check if you run it

No confirmed exploitation is on record for CVE-2026-16753. EPSS is 0.16%. Act only if a listed version of CERT/CC is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Unknown—
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.16%
Remediation
Not established
Affected products
CERT/CC

Overview Lowcoder, version 2.4.10, contains an authorization bypass vulnerability in its Query Library feature’s API. Authenticated users with an admin or dev role can access private library-query data from other organizations within a multi-tenant Lowcoder instance. Description CVE-2026-16753 Lowcoder is an open-source low-code platform that allows individuals with minimal coding experience to build web applications through a visual drag-and-drop interface. Each Lowcoder project cont

No affected version ranges are stored yet. Use the vendor advisory before you decide this record does not apply.

How to fix CVE-2026-16753

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-16753. EPSS is 0.16%. Act only if a listed version of CERT/CC is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.16%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 14, 2026 · CERT/CC Vulnerability Notes

    Detected

    Overview Lowcoder, version 2.4.10, contains an authorization bypass vulnerability in its Query Library feature’s API. Authenticated users with an admin or dev role can access private library-query data from other organizations within a multi-tenant Lowcoder instance. Description CVE-2026-16753 Lowcoder is an open-source low-code platform that allows individuals with minimal coding experience to bu

Sources

  • CERT/CC Vulnerability NotesGovernment advisoryCVE-2026-16753

    Overview Lowcoder, version 2.4.10, contains an authorization bypass vulnerability in its Query Library feature’s API. Authenticated users with an admin or dev role can access private library-query data from other organizations within a multi-tenant Lowcoder instance. Description

    kb.cert.org
  • CVE.orgVulnerability recordCVE-2026-16753

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-16753

    30-day exploitation probability 0.2%

    first.org

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.