# org.yamcs:yamcs-core (Maven) vulnerabilities

Source: https://junglewise.ai/threats/technologies/org-yamcs-yamcs-core  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/org-yamcs-yamcs-core.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 16 vulnerabilities in org.yamcs:yamcs-core (Maven): 0 in the last 7 days and 9 in the last 90 days, 6 of them critical and 0 exploited in the wild. The most recent, CVE-2026-55566, was published on 28 August 2026. Nothing was published in the last eight weeks.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 9
- All time: 16 (6 critical, 0 exploited in the wild)

## About org.yamcs:yamcs-core (Maven)

The core server component of the Yamcs space mission control system.

## Latest org.yamcs:yamcs-core (Maven) vulnerabilities

- [CVE-2026-55566: Yamcs DOM XSS in Extension Routing](https://junglewise.ai/threats/cve-2026-55566-yamcs-dom-xss-in-extension-routing) (medium, CVSS 4.3, published 28 Aug 2026)
- [CVE-2026-55565: Yamcs remote code execution via unescaped StreamSQL LIKE pattern](https://junglewise.ai/threats/cve-2026-55565-yamcs-remote-code-execution-via-unescaped-streamsql-like-pattern) (critical, CVSS 9.9, published 28 Aug 2026)
- [CVE-2026-55559: Yamcs remote code execution via YAML injection in instance template](https://junglewise.ai/threats/cve-2026-55559-yamcs-remote-code-execution-via-yaml-injection-in-instance) (critical, CVSS 9.8, published 28 Aug 2026)
- [CVE-2026-55552: Yamcs unauthenticated directory traversal](https://junglewise.ai/threats/cve-2026-55552-yamcs-unauthenticated-directory-traversal) (high, CVSS 7.5, published 28 Aug 2026)
- [CVE-2026-55549: Yamcs reflected XSS in authorize endpoint](https://junglewise.ai/threats/cve-2026-55549-yamcs-reflected-xss-in-authorize-endpoint) (medium, CVSS 6.5, published 28 Aug 2026)
- [CVE-2026-55547: Yamcs missing authorization on role and privilege enumeration endpoints](https://junglewise.ai/threats/cve-2026-55547-yamcs-missing-authorization-on-role-and-privilege-enumeration) (medium, CVSS 4.3, published 28 Aug 2026)
- [CVE-2026-55545: Yamcs WebSocket subscription handlers missing authorization checks](https://junglewise.ai/threats/cve-2026-55545-yamcs-websocket-subscription-handlers-missing-authorization) (medium, CVSS 6.5, published 28 Aug 2026)
- [CVE-2026-55521: Yamcs Core API missing authorization in multiple endpoints](https://junglewise.ai/threats/cve-2026-55521-yamcs-core-api-missing-authorization-in-multiple-endpoints) (high, CVSS 8.8, published 28 Aug 2026)
- [CVE-2026-55511: Yamcs authenticated RCE via StreamSQL column-name injection](https://junglewise.ai/threats/cve-2026-55511-yamcs-authenticated-rce-via-streamsql-column-name-injection) (critical, CVSS 9.1, published 28 Aug 2026)
- [CVE-2026-55548: Yamcs missing authorization in PacketsApi telemetry export](https://junglewise.ai/threats/cve-2026-55548-yamcs-missing-authorization-in-packetsapi-telemetry-export) (medium, CVSS 4.3, published 16 Jul 2026)
- [CVE-2026-46621: Yamcs remote code execution in Python algorithm engine](https://junglewise.ai/threats/cve-2026-46621-yamcs-remote-code-execution-in-python-algorithm-engine) (critical, CVSS 9.1, published 16 Jul 2026)
- [CVE-2026-46562: Yamcs remote code execution in Nashorn ScriptEngine](https://junglewise.ai/threats/cve-2026-46562-yamcs-remote-code-execution-in-nashorn-scriptengine) (critical, CVSS 9.8, published 16 Jul 2026)
- [CVE-2026-44632: Yamcs code injection in JavaExprAlgorithmExecutionFactory](https://junglewise.ai/threats/cve-2026-44632-yamcs-code-injection-in-javaexpralgorithmexecutionfactory) (critical, CVSS 9.1, published 16 Jul 2026)
- [CVE-2026-44596: Yamcs missing rate limiting in authentication endpoint](https://junglewise.ai/threats/cve-2026-44596-yamcs-missing-rate-limiting-in-authentication-endpoint) (medium, CVSS 6.5, published 16 Jul 2026)
- [CVE-2026-44595: Yamcs yamcs-core missing authorization in IAM API endpoints](https://junglewise.ai/threats/cve-2026-44595-yamcs-yamcs-core-missing-authorization-in-iam-api-endpoints) (medium, CVSS 4.3, published 16 Jul 2026)
- [CVE-2026-42568: Yamcs LDAP injection in LdapAuthModule](https://junglewise.ai/threats/cve-2026-42568-yamcs-ldap-injection-in-ldapauthmodule) (medium, CVSS 4.3, published 10 Jun 2026)

## Most severe org.yamcs:yamcs-core (Maven) vulnerabilities

- [CVE-2026-55565: Yamcs remote code execution via unescaped StreamSQL LIKE pattern](https://junglewise.ai/threats/cve-2026-55565-yamcs-remote-code-execution-via-unescaped-streamsql-like-pattern) (critical, CVSS 9.9, published 28 Aug 2026)
- [CVE-2026-46562: Yamcs remote code execution in Nashorn ScriptEngine](https://junglewise.ai/threats/cve-2026-46562-yamcs-remote-code-execution-in-nashorn-scriptengine) (critical, CVSS 9.8, published 16 Jul 2026)
- [CVE-2026-55559: Yamcs remote code execution via YAML injection in instance template](https://junglewise.ai/threats/cve-2026-55559-yamcs-remote-code-execution-via-yaml-injection-in-instance) (critical, CVSS 9.8, published 28 Aug 2026)
- [CVE-2026-46621: Yamcs remote code execution in Python algorithm engine](https://junglewise.ai/threats/cve-2026-46621-yamcs-remote-code-execution-in-python-algorithm-engine) (critical, CVSS 9.1, published 16 Jul 2026)
- [CVE-2026-44632: Yamcs code injection in JavaExprAlgorithmExecutionFactory](https://junglewise.ai/threats/cve-2026-44632-yamcs-code-injection-in-javaexpralgorithmexecutionfactory) (critical, CVSS 9.1, published 16 Jul 2026)
- [CVE-2026-55511: Yamcs authenticated RCE via StreamSQL column-name injection](https://junglewise.ai/threats/cve-2026-55511-yamcs-authenticated-rce-via-streamsql-column-name-injection) (critical, CVSS 9.1, published 28 Aug 2026)
- [CVE-2026-55521: Yamcs Core API missing authorization in multiple endpoints](https://junglewise.ai/threats/cve-2026-55521-yamcs-core-api-missing-authorization-in-multiple-endpoints) (high, CVSS 8.8, published 28 Aug 2026)
- [CVE-2026-55552: Yamcs unauthenticated directory traversal](https://junglewise.ai/threats/cve-2026-55552-yamcs-unauthenticated-directory-traversal) (high, CVSS 7.5, published 28 Aug 2026)
- [CVE-2026-44596: Yamcs missing rate limiting in authentication endpoint](https://junglewise.ai/threats/cve-2026-44596-yamcs-missing-rate-limiting-in-authentication-endpoint) (medium, CVSS 6.5, published 16 Jul 2026)
- [CVE-2026-55549: Yamcs reflected XSS in authorize endpoint](https://junglewise.ai/threats/cve-2026-55549-yamcs-reflected-xss-in-authorize-endpoint) (medium, CVSS 6.5, published 28 Aug 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 9 | 3 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

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- [org.keycloak:keycloak-services (Maven)](https://junglewise.ai/threats/technologies/org-keycloak-keycloak-services): 122 vulnerabilities
- [com.fasterxml.jackson.core:jackson-databind (Maven)](https://junglewise.ai/threats/technologies/com-fasterxml-jackson-core-jackson-databind): 86 vulnerabilities
- [org.apache.tomcat.embed:tomcat-embed-core (Maven)](https://junglewise.ai/threats/technologies/org-apache-tomcat-embed-tomcat-embed-core): 83 vulnerabilities
- [org.apache.struts:struts2-core (Maven)](https://junglewise.ai/threats/technologies/org-apache-struts-struts2-core): 60 vulnerabilities
- [org.keycloak:keycloak-core (Maven)](https://junglewise.ai/threats/technologies/org-keycloak-keycloak-core): 57 vulnerabilities
- [org.xwiki.platform:xwiki-platform-oldcore (Maven)](https://junglewise.ai/threats/technologies/org-xwiki-platform-xwiki-platform-oldcore): 46 vulnerabilities
- [org.apache.tomcat:tomcat-catalina (Maven)](https://junglewise.ai/threats/technologies/org-apache-tomcat-tomcat-catalina): 44 vulnerabilities
- [org.elasticsearch:elasticsearch (Maven)](https://junglewise.ai/threats/technologies/org-elasticsearch-elasticsearch): 41 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "org.yamcs:yamcs-core (Maven) vulnerabilities", https://junglewise.ai/threats/technologies/org-yamcs-yamcs-core, 9 November 2026.