WS-2021-0646
Published:May 15, 2026
Updated:May 15, 2026
Apache Lucene through 7.x and 8.x before 8.10 is vulnerable to a denial of service. By sending a specific regular expression query, a remote attacker could exploit this vulnerability to consume all available CPU resources.
Affected Packages
gridgain.ignite (NUGET):
Affected version(s) >=8.8.10 <8.8.18Fix Suggestion:
Update to version 8.8.18gridgain.ignite (NUGET):
Affected version(s) =8.7.32.3 <8.7.33Fix Suggestion:
Update to version 8.7.33gridgain.ignite (NUGET):
Affected version(s) >=8.7.39.1 <8.8.1Fix Suggestion:
Update to version 8.8.1gridgain.ignite (NUGET):
Affected version(s) =8.8.8.1 <8.8.9Fix Suggestion:
Update to version 8.8.9apache.ignite (NUGET):
Affected version(s) >=2.11.1 <2.14.0Fix Suggestion:
Update to version 2.14.0Related Resources (1)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.9
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW