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MEDIUM severity

Apache NiFi Insufficient Property Validation vulnerabilityGHSA-23qf-3jf9-h3q9

MEDIUMFix: apache/nifi#7586

GHSA-23qf-3jf9-h3q9 is a medium-severity (CVSS 6.5) CWE-184 vulnerability in org.apache.nifi:nifi-dbcp-base. A fix is available for org.apache.nifi:nifi-dbcp-base — see the affected versions and patch details below.

Also known asBIT-nifi-2023-40037CVE-2023-40037
Published
Updated
Affected
4 pkgs
Patched
4 / 4
Exploits
None indexed
Exploitation data as of Nov 7, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Exploitation Status

No confirmed exploitation observed yet

  • CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.

Exploitation and automatability from CISA’s SSVC triage for GHSA-23qf-3jf9-h3q9.

EPSS Exploitation Probability

via FIRST.org ↗
2.1%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs82th percentile — riskier than 82% of all scored CVEsHighest risk
0.76%1.37%1.99%2.60%1.3%2.1%May 26Sep 26Nov 26

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

How urgent is this, really

Where this sits among everything scored

Real-World Exposure

4 pkgs affected
☕org.apache.nifi:nifi-dbcp-base☕org.apache.nifi:nifi-jms-processors☕org.apache.nifi:nifi-dbcp-service-api☕org.apache.nifi:nifi-dbcp-service-bundle

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Maven packages — download data is not available via public APIs for these ecosystems.

Description

Apache NiFi 1.21.0 through 1.23.0 support JDBC and JNDI JMS access in several Processors and Controller Services with connection URL validation that does not provide sufficient protection against crafted inputs. An authenticated and authorized user can bypass connection URL validation using custom input formatting. The resolution enhances connection URL validation and introduces validation for additional related properties. Upgrading to Apache NiFi 1.23.1 is the recommended mitigation.

Affected Packages

4 total 4 fixed
EcosystemPackageVulnerable rangeFix
☕Mavenorg.apache.nifi:nifi-dbcp-base≥ 1.21.0&&< 1.23.11.23.1org.apache.nifi:nifi-dbcp-base:1.23.1
☕Mavenorg.apache.nifi:nifi-jms-processors≥ 1.21.0&&< 1.23.11.23.1org.apache.nifi:nifi-jms-processors:1.23.1
☕Mavenorg.apache.nifi:nifi-dbcp-service-api≥ 1.21.0&&< 1.23.11.23.1org.apache.nifi:nifi-dbcp-service-api:1.23.1
☕Mavenorg.apache.nifi:nifi-dbcp-service-bundle≥ 1.21.0&&< 1.23.11.23.1org.apache.nifi:nifi-dbcp-service-bundle:1.23.1

Affected Products

1 product · 1 configurations
Application
nifiapache
≥ 1.21.0 && < 1.23.1
range

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for org.apache.nifi:nifi-dbcp-base, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Fix

    Update org.apache.nifi:nifi-dbcp-base to 1.23.1 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-23qf-3jf9-h3q9 is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Frequently Asked Questions

Apache NiFi 1.21.0 through 1.23.0 support JDBC and JNDI JMS access in several Processors and Controller Services with connection URL validation that does not provide sufficient protection against crafted inputs. An authenticated and authorized user can bypass connection URL validation using custom input formatting. The resolution enhances connection URL validation and introduces validation for additional related properties. Upgrading to Apache NiFi 1.23.1 is the recommended mitigation.
O3 Security · Impact-Aware SCA

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Apache NiFi Insufficient Property Validation vulnerability