CVE-2023-34062

CVE-2023-34062 affects Reactor Netty HTTP Server. Versions 1.1.x prior to 1.1.13 and 1.0.x prior to 1.0.39 are vulnerable when the server is configured to serve static resources. A crafted URL can trigger a directory traversal (path traversal) vulnerability, allowing access to restricted files. T...

CVE-2023-34054

CVE-2023-34054 affects the Reactor Netty HTTP Server. In versions 1.1.x prior to 1.1.13 and 1.0.x prior to 1.0.39, a user can send specially crafted HTTP requests that may cause a denial-of-service (DoS) if the Reactor Netty HTTP Server is used with Micrometer integration enabled. The available c...

CVE-2022-31684

CVE-2022-31684 affects Tanzu VMware Reactor Netty (HTTP Server) versions 1.0.11–1.0.23. The issue is that request headers may be logged in certain invalid HTTP requests when WARN logging is enabled, potentially exposing valid access tokens found in those logs. The connected Red Hat and IBM adviso...

CVE-2020-5404

CVE-2020-5404 affects Reactor Netty’s HttpClient (versions 0.9.x before 0.9.5 and 0.8.x before 0.8.16). The issue arises when the HttpClient is explicitly configured to follow redirects, which may cause a credentials leak during a redirect to a different domain. Impact is credential leakage; expl...

CVE-2020-5403

CVE-2020-5403 affects Reactor Netty HttpServer, specifically versions 0.9.3 and 0.9.4. The root cause is an URI syntax handling flaw that causes the connection to close prematurely due to a URISyntaxException, instead of returning a 400 Bad Request. This behavior can enable a DoS via malformed UR...

CVE-2019-11284

Affected software: Pivotal Reactor Netty (versions prior to 0.8.11). Vulnerability: redirects pass headers, including Authorization headers. Impact: remote unauthenticated attacker may access credentials for a different server. Root cause: headers leaked via redirects. Remediation: not specified ...

CVE-2026-47843

CVE-2026-47843 affects Reactor Netty (versions 1.3.0–1.3.6, 1.1.0–1.2.18, and 1.0.52 and earlier). In specific scenarios involving multiple clients with different DNS resolver configurations, Reactor Netty may incorrectly reuse a previously configured DNS resolver, potentially causing traffic to ...

CVE-2026-47845

Reactor Netty HTTP Server may incorrectly evaluate the remote IP address in specific scenarios when the HAProxy Protocol is enabled, allowing a client to spoof the reported source address. Affected versions are 1.3.0–1.3.6 , 1.1.0–1.2.18 , and 1.0.52 and earlier . The vulnerability is rated CVSS ...

CVE-2026-47844

Reactor Netty HTTP Server may leak exception details across unrelated requests when the server is configured with Brave Tracing . Affected versions are 1.3.0–1.3.6 , 1.1.0–1.2.18 , and 1.0.52 and earlier . The CVSS 3.1 score is 5.3 (Medium) , with low integrity impact and no confidentiality or av...

CVE-2026-47848

CVE-2026-47848 affects the Reactor Netty WebSocket client (versions 1.0.52 and earlier , 1.1.0–1.2.18 , and 1.3.0–1.3.6 ). In specific scenarios where a WebSocket handshake is redirected to a different origin , the client may leak credentials to the redirected origin. The condition requires the H...