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MEDIUM severity

GHSA-3pjv-r7w4-2cf5 grails-databinding

MEDIUMFix: grails/grails-core@74326bd

GHSA-3pjv-r7w4-2cf5 is a medium-severity (CVSS 6.5) Uncontrolled Resource Consumption vulnerability in org.grails:grails-databinding. A fix is available for org.grails:grails-databinding — see the affected versions and patch details below.

Grails data binding causes JVM crash and/or other denial of service

Also known asCVE-2023-46131
Published
Dec 20, 2023
Updated
Sep 10, 2026
Affected
4 pkgs
Patched
4 / 4
Exploits
None indexed
Exploitation data as of Sep 21, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗
0.7%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs52th percentile — riskier than 52% of all scored CVEsHighest risk

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

How urgent is this, really

GHSA-3pjv-r7w4-2cf5 plotted by exploitation likelihood (EPSS) against impact (CVSS). The shaded corner — EPSS 50%+ and CVSS 7.0+ — is where this CVE doesn't sit, though severity or exploitability alone can still warrant action.

Where this sits among everything scored

Of 377,636 CVEs with a current EPSS score, this one falls in the < 10% band (highlighted). Real counts from FIRST.org, not a sample — log-scaled since the landscape is heavily right-skewed.

Real-World Exposure

4 pkgs affected
org.grails:grails-databindingorg.grails:grails-databindingorg.grails:grails-databindingorg.grails:grails-databinding

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

Impact

A specially crafted web request can lead to a JVM crash or denial of service. Any Grails framework application using Grails data binding is vulnerable.

Patches

Patches are available for Grails 3 and later.

Workarounds

No workaround is possible except to avoid data binding to request data.

References

Affected Packages

4 total 4 fixed
EcosystemPackageVulnerable rangeFix
Mavenorg.grails:grails-databinding6.0.0&&< 6.1.06.1.0org.grails:grails-databinding:6.1.0
Mavenorg.grails:grails-databinding5.0.0&&< 5.3.45.3.4org.grails:grails-databinding:5.3.4
Mavenorg.grails:grails-databinding4.0.0&&< 4.1.34.1.3org.grails:grails-databinding:4.1.3
Mavenorg.grails:grails-databinding2.0.0&&< 3.3.173.3.17org.grails:grails-databinding:3.3.17

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.grails:grails-databinding, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Fix

    Update org.grails:grails-databinding to 6.1.0 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-3pjv-r7w4-2cf5 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.

  4. How O3 protects you

    O3 Security's impact-aware SCA analyses which vulnerable code paths your application actually calls, so a match like GHSA-3pjv-r7w4-2cf5 can be triaged on real exposure rather than presence alone.

Tailored to GHSA-3pjv-r7w4-2cf5. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

### Impact A specially crafted web request can lead to a JVM crash or denial of service. Any Grails framework application using Grails data binding is vulnerable. ### Patches Patches are available for Grails 3 and later. ### Workarounds No workaround is possible except to avoid data binding to request data. ### References - [Blog post](https://grails.org/blog/2023-12-20-cve-data-binding-dos.html) - [Discussion](https://github.com/grails/grails-core/issues/13302) - [Mitre CVD record](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-46131)
O3 Security · Impact-Aware SCA

Is GHSA-3pjv-r7w4-2cf5 in your dependencies?

O3 Security finds GHSA-3pjv-r7w4-2cf5 across Maven dependencies, including transitive ones, and its impact-aware SCA ranks findings by whether your code actually calls the vulnerable path.

GHSA-3pjv-r7w4-2cf5: grails (Medium 6.5) | O3 Security