A long execution time can occur in the ParseTools.subCompileExpression method in MVEL…
Priority LOW 25Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat.
Summary
A long execution time can occur in the ParseTools.subCompileExpression method in MVEL 2.5.0.Final because of many Java class lookups. NOTE: the vendor disputes this because "the only thing that you could expect is that the parser will take a crazy amount of time to complete its task."
Why it matters now
EPSS 0.00737 54th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Red Hat: 1 advisory
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | org.mvel:mvel2 (Maven) | — | — | No fix listed | GHSA-h63j-xqx6-w58r |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- org.mvel:mvel2 (Maven) Vendor— Affected — Fixed in — No fix listed GHSA-h63j-xqx6-w58r
Remediation
Red Hat 1 advisory
- RHSA-2024:4884 Released 2024-07-25 · Red Hat rating ImportantRed Hat Build of Apache Camel 4.4.1 for Spring Boot security update.
- Red Hat build of Apache Camel 4.4.1 for Spring Boot 3.2
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat build of Apache Camel 4.4.1 for Spring Boot 3.2 | Fixed | RHSA-2024:4884 |
Not affected: 17 products
- OpenShift Serverless
- Red Hat Build of Keycloak
- Red Hat Data Grid 8
- Red Hat Decision Manager 7
- Red Hat Fuse 7
- Red Hat Integration Camel K 1
- Red Hat JBoss Data Grid 7
- Red Hat JBoss Enterprise Application Platform 6
- Red Hat JBoss Enterprise Application Platform 7
- Red Hat JBoss Enterprise Application Platform 8
- Red Hat JBoss Enterprise Application Platform Expansion Pack
- Red Hat Process Automation 7
- Red Hat Single Sign-On 7
- Red Hat build of Apache Camel for Spring Boot 3
- Red Hat build of OptaPlanner 8
- Red Hat build of Quarkus
- streams for Apache Kafka
Timeline
- 2026-10-02 Threatist record created from CVE-2023-51079
- 2026-10-03 Alias added: GHSA-h63j-xqx6-w58r
References
Sources
- CVE-2023-51079 · CVE Program
- CVE-2023-51079 · NVD
- FIRST EPSS
- GHSA-h63j-xqx6-w58r · GitHub Advisory Database · CC BY 4.0
- CVE-2023-51079 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences