46 matches found
BIT-KEYCLOAK-2026-4634 Keycloak: keycloak: denial of service via excessive processing of openid connect scope parameters
A flaw was found in Keycloak. An unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with an excessively long scope parameter to the OpenID Connect OIDC token endpoint. This leads to high resource consumption and prolonged processing times, ultimate...
CVE-2026-55081
DHIS2 is a flexible information system for data capture, management, validation, analytics and visualization. The DHIS2 OpenAPI HTML endpoint reflected values from the scope query parameter into the generated HTML document without sufficient sanitization. A crafted scope value could be rendered a...
CVE-2026-55081
DHIS2 OpenAPI HTML endpoint is vulnerable to reflected XSS via the scope parameter. The OpenAPI UI renders crafted scope values without sufficient sanitization, enabling an attacker to execute JavaScript in a victim’s DHIS2-origin browser when a user opens the affected OpenAPI HTML URL. Affected ...
CVE-2026-55081
DHIS2 is a flexible information system for data capture, management, validation, analytics and visualization. The DHIS2 OpenAPI HTML endpoint reflected values from the scope query parameter into the generated HTML document without sufficient sanitization. A crafted scope value could be rendered a...
CVE-2026-55081 DHIS2 Reflected XSS in OpenAPI HTML scope parameter
DHIS2 is a flexible information system for data capture, management, validation, analytics and visualization. The DHIS2 OpenAPI HTML endpoint reflected values from the scope query parameter into the generated HTML document without sufficient sanitization. A crafted scope value could be rendered a...
CVE-2026-55081 DHIS2 Reflected XSS in OpenAPI HTML scope parameter
DHIS2 is a flexible information system for data capture, management, validation, analytics and visualization. The DHIS2 OpenAPI HTML endpoint reflected values from the scope query parameter into the generated HTML document without sufficient sanitization. A crafted scope value could be rendered a...
CVE-2026-28735 GitHub OAuth Scope Validation
Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to validate the OAuth token scope on the callback which allows an authenticated Mattermost user to gain access to private repositories via modifying the scope parameter in the GitHub authorization URL...
CVE-2026-43886
Outline is a service that allows for collaborative documentation. From 0.84.0 to 1.6.1, a logic error in OAuthInterface.validateScope uses Array.some to validate requested OAuth scopes, causing the function to accept the entire scope array if any single scope is valid. An attacker can smuggle the...
Keycloak: Application-Level DoS via Scope Processing
A flaw was found in Keycloak. An unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with an excessively long scope parameter to the OpenID Connect OIDC token endpoint. This leads to high resource consumption and prolonged processing times, ultimate...
keycloak: Keycloak: Denial of Service via excessive processing of OpenID Connect scope parameters
A flaw was found in Keycloak. An unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with an excessively long scope parameter to the OpenID Connect OIDC token endpoint. This leads to high resource consumption and prolonged processing times, ultimate...
keycloak: Keycloak: Denial of Service via excessive processing of OpenID Connect scope parameters
A flaw was found in Keycloak. An unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with an excessively long scope parameter to the OpenID Connect OIDC token endpoint. This leads to high resource consumption and prolonged processing times, ultimate...
CVE-2026-4634
A flaw was found in Keycloak. An unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with an excessively long scope parameter to the OpenID Connect OIDC token endpoint. This leads to high resource consumption and prolonged processing times, ultimate...
CVE-2026-4634
A flaw was found in Keycloak. An unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with an excessively long scope parameter to the OpenID Connect OIDC token endpoint. This leads to high resource consumption and prolonged processing times, ultimate...
CVE-2026-4634 Keycloak: keycloak: denial of service via excessive processing of openid connect scope parameters
A flaw was found in Keycloak. An unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with an excessively long scope parameter to the OpenID Connect OIDC token endpoint. This leads to high resource consumption and prolonged processing times, ultimate...
CVE-2026-4634
Keycloak exposes a Denial of Service vulnerability (CVE-2026-4634) where an unauthenticated attacker can trigger excessive resource consumption by sending a specially crafted POST to the OpenID Connect token endpoint with an excessively long scope parameter, causing prolonged processing and servi...
PT-2026-29731
Name of the Vulnerable Software and Affected Versions Keycloak affected versions not specified Description A flaw exists in Keycloak where an unauthenticated attacker can cause a Denial of Service DoS by sending a crafted POST request to the OpenID Connect OIDC token endpoint. The attack involves...
EUVD-2025-202195
MailEnable versions prior to 10.54 contain a reflected cross-site scripting XSS vulnerability in the InstanceScope parameter of /Mondo/lang/sys/Forms/CAL/compose.aspx. The InstanceScope value is not properly sanitized when processed via a GET request and is reflected inside a block in the...
CVE-2025-34404
MailEnable versions prior to 10.54 contain a reflected cross-site scripting XSS vulnerability in the InstanceScope parameter of /Mondo/lang/sys/Forms/CAL/compose.aspx. The InstanceScope value is not properly sanitized when processed via a GET request and is reflected inside a block in the...
CVE-2025-34404 MailEnable < 10.54 Reflected XSS in InstanceScope Parameter of CAL/compose.aspx
MailEnable versions prior to 10.54 contain a reflected cross-site scripting XSS vulnerability in the InstanceScope parameter of /Mondo/lang/sys/Forms/CAL/compose.aspx. The InstanceScope value is not properly sanitized when processed via a GET request and is reflected inside a block in the...