Search Guard is a security plugin for Elasticsearch that provides authentication, authorization, and encryption capabilities for search and analytics workloads, with a focused vulnerability footprint concentrated in the core Search Guard product and its FLX variant. The vendor's disclosures reflect the architectural demands of integrating access control and credential handling into a distributed search platform. Current severity, exploitation activity, and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Search Guard over time
Signals from CVEs in this vendor scope (13 CVEs).
13 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2019-13423HIGH Search Guard Kibana Plugin versions before 5.6.8-7 and before 6.x.y-12 had an issue that an authenticated Kibana user could impersonate as kibanaserver user when providing wrong cr | Aug 23, 2019 | 8.8 | 26 | NO | NO |
CVE-2026-4818HIGH In Search Guard FLX versions from 3.0.0 up to 4.0.1, there exists an issue which allows users without the necessary privileges to execute some management operations against data st | Mar 31, 2026 | 8.1 | 25 | NO | NO |
CVE-2019-13419HIGH Search Guard versions before 23.1 had an issue that for aggregations clear text values of anonymised fields were leaked. | Aug 13, 2019 | 7.5 | 23 | NO | NO |
CVE-2019-13418HIGH Search Guard versions before 24.0 had an issue that values of string arrays in documents are not properly anonymized. | Aug 12, 2019 | 7.5 | 23 | NO | NO |
CVE-2026-4819MEDIUM In Search Guard FLX versions from 1.0.0 up to 4.0.1, the audit logging feature might log user credentials from users logging into Kibana. | Mar 31, 2026 | 6.5 | 22 | NO | NO |
CVE-2019-13415MEDIUM Search Guard versions before 24.3 had an issue when Cross Cluster Search (CCS) was enabled, authenticated users can gain read access to data they are not authorized to see. | Aug 13, 2019 | 6.5 | 22 | NO | NO |
CVE-2019-13416MEDIUM Search Guard versions before 24.3 had an issue when Cross Cluster Search (CCS) was enabled, authenticated users are always authorized on the local cluster ignoring their roles on t | Aug 13, 2019 | 6.5 | 21 | NO | NO |
CVE-2018-20698MEDIUM The floragunn Search Guard plugin before 6.x-16 for Kibana allows URL injection for login redirects on the login page when basePath is set. | Apr 9, 2019 | 6.1 | 21 | NO | NO |
CVE-2019-13422MEDIUM Search Guard Kibana Plugin versions before 5.6.8-7 and before 6.x.y-12 had an issue that an attacker can redirect the user to a potentially malicious site upon Kibana login. | Aug 23, 2019 | 6.1 | 20 | NO | NO |
CVE-2019-13420MEDIUM Search Guard versions before 21.0 had an timing side channel issue when using the internal user database. | Aug 13, 2019 | 5.9 | 20 | NO | NO |
Signals from CVEs in this vendor scope (13 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Search Guard.
Media articles that mention a CVE ID that affects a product developed by Search Guard — matched by CVE ID, not by vendor name.