9 matches found
CVE-2026-18209 Keycloak-services: keycloak-services: oidc redirect_uri fragment bypass in http parameter pollution check
A flaw was found in the keycloak-services component of Keycloak, which handles OpenID Connect OIDC authentication flows. The issue occurs because the security check designed to prevent HTTP parameter pollution only inspects the query portion of a redirect URL and ignores the fragment portion. Whe...
undici WebSocket client vulnerable to denial of service via cumulative fragment bypass
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CVE-2026-49345
Mercator is an open source web application that enables mapping of the information system. Prior to version 2025.05.19, a Server-Side Request Forgery SSRF vulnerability exists in Mercator's CVE configuration panel /admin/config/parameters. The testProvider method in ConfigurationController passes...
GHSA-VXPW-J846-P89Q undici WebSocket client vulnerable to denial of service via fragment count bypass
Impact The undici WebSocket client enforces maxPayloadSize on the cumulative byte count of fragments in a message but does not enforce a limit on the number of fragments. A malicious WebSocket server can stream many small or empty continuation frames that each pass per-frame and cumulative-size...
undici: undici WebSocket client vulnerable to denial of service via cumulative fragment bypass
A flaw was found in undici. A malicious WebSocket server could exploit this vulnerability by sending fragmented messages that individually meet size limits but collectively exceed them. This can lead to unbounded memory growth in the client process, resulting in memory exhaustion and a denial of...
BIT-OAUTH2-PROXY-2026-41059 OAuth2 Proxy has an Authentication Bypass via Fragment Confusion in skip_auth_routes and skip_auth_regex
OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. Versions 7.5.0 through 7.15.1 have a configuration-dependent authentication bypass. Deployments are affected when all of the following are true: Use of skipauthroutes or the legacy skipauthregex; use of patterns...
undici: undici WebSocket client vulnerable to denial of service via cumulative fragment bypass
A flaw was found in undici. A malicious WebSocket server could exploit this vulnerability by sending fragmented messages that individually meet size limits but collectively exceed them. This can lead to unbounded memory growth in the client process, resulting in memory exhaustion and a denial of...
SUSE CVE-2007-1497
nfconntrack in netfilter in the Linux kernel before 2.6.20.3 does not set nfctinfo during reassembly of fragmented packets, which leaves the default value as IPCTESTABLISHED and might allow remote attackers to bypass certain rulesets using IPv6 fragments...