CLEANSTART-2026-EL67410: Inefficient Regular Expression Complexity (CWE-1333) in Elasticsearch can lead to denial of service via Regular Expression Exponential Blowup (CAPEC-492)
Published Nov 12, 2026
·Updated
Security vulnerability affects the sonarqube package. Inefficient Regular Expression Complexity (CWE-1333) in Elasticsearch can lead to denial of service via Regular Expression Exponential Blowup (CAPEC-492).
Affected Software
1 affected componentFixes available
cleanstart/sonarqube<26.10.0.133078-r1
26.10.0.133078-r1
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
cleanstart/sonarqubeto a version that resolves this vulnerability.Fixed in 26.10.0.133078-r1
Event History
Nov 12, 2026
Advisory Published
via OSV·12:36 AM
Data Sourced
via OSV·12:36 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
What level of access would an attacker need to trigger the denial of service?
The vector indicates network reachability and low privileges are required. No user interaction is required.
2
What is the expected impact if exploitation succeeds?
The stated impact is a denial of service caused by regular-expression exponential blowup. The provided vector indicates availability impact is low, with no confidentiality or integrity impact.