341 matches found
CVE-2026-111235
An authorization bypass vulnerability exists in the REST API of multiple versions of OpenNMS Meridian and Horizon. The /rest/ Spring Security filter chains authorize requests with intercept-url rules that name the HTTP method as an uppercase token, compare the method case-sensitively, and have no...
CVE-2026-111252
A denial of service vulnerability exists in the XML parsing of multiple versions of OpenNMS Meridian and Horizon. OpenNMS parsed XML without an effective limit on entity expansion. A document with a DOCTYPE that declares internal entities can expand to a very large value and exhaust the server...
CVE-2026-111252
A denial of service vulnerability exists in the XML parsing of multiple versions of OpenNMS Meridian and Horizon. OpenNMS parsed XML without an effective limit on entity expansion. A document with a DOCTYPE that declares internal entities can expand to a very large value and exhaust the server...
CVE-2026-111252
Multiple versions of OpenNMS Meridian and Horizon are vulnerable to a denial of service (DoS) condition due to insufficient limits on XML entity expansion . An authenticated user with provisioning access can trigger memory exhaustion by submitting a document with a DOCTYPE declaring internal enti...
CVE-2026-111252 OpenNMS denial of service via XML entity expansion
A denial of service vulnerability exists in the XML parsing of multiple versions of OpenNMS Meridian and Horizon. OpenNMS parsed XML without an effective limit on entity expansion. A document with a DOCTYPE that declares internal entities can expand to a very large value and exhaust the server...
CVE-2026-111252 OpenNMS denial of service via XML entity expansion
A denial of service vulnerability exists in the XML parsing of multiple versions of OpenNMS Meridian and Horizon. OpenNMS parsed XML without an effective limit on entity expansion. A document with a DOCTYPE that declares internal entities can expand to a very large value and exhaust the server...
EUVD-2026-102348
A denial of service vulnerability exists in the XML parsing of multiple versions of OpenNMS Meridian and Horizon. OpenNMS parsed XML without an effective limit on entity expansion. A document with a DOCTYPE that declares internal entities can expand to a very large value and exhaust the server...
CVE-2026-111252 OpenNMS denial of service via XML entity expansion
A denial of service vulnerability exists in the XML parsing of multiple versions of OpenNMS Meridian and Horizon. OpenNMS parsed XML without an effective limit on entity expansion. A document with a DOCTYPE that declares internal entities can expand to a very large value and exhaust the server...
CVE-2026-111235 OpenNMS REST authorization bypass via non-canonical HTTP method
An authorization bypass vulnerability exists in the REST API of multiple versions of OpenNMS Meridian and Horizon. The /rest/ Spring Security filter chains authorize requests with intercept-url rules that name the HTTP method as an uppercase token, compare the method case-sensitively, and have no...
CVE-2026-111235 OpenNMS REST authorization bypass via non-canonical HTTP method
An authorization bypass vulnerability exists in the REST API of multiple versions of OpenNMS Meridian and Horizon. The /rest/ Spring Security filter chains authorize requests with intercept-url rules that name the HTTP method as an uppercase token, compare the method case-sensitively, and have no...
CVE-2026-111235 OpenNMS REST authorization bypass via non-canonical HTTP method
An authorization bypass vulnerability exists in the REST API of multiple versions of OpenNMS Meridian and Horizon. The /rest/ Spring Security filter chains authorize requests with intercept-url rules that name the HTTP method as an uppercase token, compare the method case-sensitively, and have no...
CVE-2026-111235
An authorization bypass vulnerability exists in the REST API of OpenNMS Meridian and Horizon . The flaw occurs because the Spring Security filter chains for /rest/** use case-sensitive rules for uppercase HTTP methods and lack a terminal deny rule. Consequently, using a non-canonical (e.g., lower...
EUVD-2026-102324
An authorization bypass vulnerability exists in the REST API of multiple versions of OpenNMS Meridian and Horizon. The /rest/ Spring Security filter chains authorize requests with intercept-url rules that name the HTTP method as an uppercase token, compare the method case-sensitively, and have no...
CVE-2026-111252: Improper Restriction of Recursive Entity References in DTDs
A denial of service vulnerability exists in the XML parsing of multiple versions of OpenNMS Meridian and Horizon. OpenNMS parsed XML without an effective limit on entity expansion. A document with a DOCTYPE that declares internal entities can expand to a very large value and exhaust the server...
PT-2026-115201
A denial of service vulnerability exists in the XML parsing of multiple versions of OpenNMS Meridian and Horizon. OpenNMS parsed XML without an effective limit on entity expansion. A document with a DOCTYPE that declares internal entities can expand to a very large value and exhaust the server...
PT-2026-115200
Name of the Vulnerable Software and Affected Versions OpenNMS Meridian versions prior to 2024.3.14, 2025.0.11, and 2026.0.1 OpenNMS Horizon versions prior to 36.0.5 Description An authorization bypass exists in the REST API due to improper configuration of Spring Security filter chains. The /rest...
CVE-2026-111235: Missing Authorization
An authorization bypass vulnerability exists in the REST API of multiple versions of OpenNMS Meridian and Horizon. The /rest/ Spring Security filter chains authorize requests with intercept-url rules that name the HTTP method as an uppercase token, compare the method case-sensitively, and have no...
CVE-2026-89089
A SQL injection vulnerability exists in the JasperReports-based reporting feature of multiple versions of OpenNMS Meridian and Horizon. A low-privileged authenticated user ROLEUSER can run the shipped, default-enabled online reports "Maintenance contracts expired" AssetManagementMaintExpired and...
CVE-2026-19596
An XML External Entity XXE vulnerability exists in the XML collector of multiple versions of OpenNMS Meridian and Horizon. When OpenNMS collects XML from a source whose response is attacker-controlled for example a compromised monitored host or an HTTP man-in-the-middle position, the collector's...
EUVD-2026-75729
A SQL injection vulnerability exists in the JasperReports-based reporting feature of multiple versions of OpenNMS Meridian and Horizon. A low-privileged authenticated user ROLEUSER can run the shipped, default-enabled online reports "Maintenance contracts expired" AssetManagementMaintExpired and...