Vulnerability Details CVE-2026-11611
A flaw was found in 389 Directory Server. The Content Synchronization persistent search plugin allows unbounded memory growth when an authenticated client stops reading sync responses, enabling denial of service. Additional race conditions in plugin thread lifecycle can cause crashes during connection teardown or shutdown.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 20.4%
CVSS Severity
CVSS v3 Score 6.5
References
Products affected by CVE-2026-11611
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cpe:2.3:a:redhat:directory_server:11.0
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cpe:2.3:a:redhat:directory_server:12.0
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cpe:2.3:a:redhat:directory_server:13.0
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cpe:2.3:o:redhat:389_directory_server:-
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cpe:2.3:o:redhat:enterprise_linux:10.0
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cpe:2.3:o:redhat:enterprise_linux:7.0
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cpe:2.3:o:redhat:enterprise_linux:8.0
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cpe:2.3:o:redhat:enterprise_linux:9.0