CVE-2026-66746

Rouille 0.4.0 through 3.6.2 contains an HTTP response splitting vulnerability that allows remote attackers to inject arbitrary response headers by embedding carriage return 0x0D or line feed 0x0A bytes into attacker-controlled input. Attackers can exploit percent-decoded query parameters reflecte...

CVE-2026-66746

Rouille 0.4.0–3.6.2 contains an HTTP response splitting vulnerability. An attacker can inject CR/LF into attacker-controlled input, causing arbitrary response headers to be added via reflected percent-decoded query parameters or bare LF in Cookie headers into Set-Cookie headers. This enables cach...

CVE-2026-66746

Rouille 0.4.0 through 3.6.2 contains an HTTP response splitting vulnerability that allows remote attackers to inject arbitrary response headers by embedding carriage return 0x0D or line feed 0x0A bytes into attacker-controlled input. Attackers can exploit percent-decoded query parameters reflecte...

CVE-2026-66746 Rouille 0.4.0 - 3.6.2 HTTP Response Splitting via Header Injection

Rouille 0.4.0 through 3.6.2 contains an HTTP response splitting vulnerability that allows remote attackers to inject arbitrary response headers by embedding carriage return 0x0D or line feed 0x0A bytes into attacker-controlled input. Attackers can exploit percent-decoded query parameters reflecte...

CVE-2026-66746 Rouille 0.4.0 - 3.6.2 HTTP Response Splitting via Header Injection

Rouille 0.4.0 through 3.6.2 contains an HTTP response splitting vulnerability that allows remote attackers to inject arbitrary response headers by embedding carriage return 0x0D or line feed 0x0A bytes into attacker-controlled input. Attackers can exploit percent-decoded query parameters reflecte...

CVE-2026-66754

Rouille 0.1.6 through 3.6.2 contains a reachable assertion vulnerability in the Request::removeprefix function that allows remote unauthenticated attackers to crash the server by sending a crafted percent-encoded URL. Attackers can send a request whose decoded path matches a configured prefix whi...

CVE-2026-66754 Rouille 0.1.6 - 3.6.2 Reachable Assertion DoS via remove_prefix percent-encoding

Rouille 0.1.6 through 3.6.2 contains a reachable assertion vulnerability in the Request::removeprefix function that allows remote unauthenticated attackers to crash the server by sending a crafted percent-encoded URL. Attackers can send a request whose decoded path matches a configured prefix whi...

CVE-2026-66754 Rouille 0.1.6 - 3.6.2 Reachable Assertion DoS via remove_prefix percent-encoding

Rouille 0.1.6 through 3.6.2 contains a reachable assertion vulnerability in the Request::removeprefix function that allows remote unauthenticated attackers to crash the server by sending a crafted percent-encoded URL. Attackers can send a request whose decoded path matches a configured prefix whi...

CVE-2026-66754

Rouille 0.1.6 through 3.6.2 contains a reachable assertion vulnerability in the Request::removeprefix function that allows remote unauthenticated attackers to crash the server by sending a crafted percent-encoded URL. Attackers can send a request whose decoded path matches a configured prefix whi...

CVE-2026-66754

Rouille 0.1.6 through 3.6.2 contains a reachable assertion vulnerability in the Request::removeprefix function that allows remote unauthenticated attackers to crash the server by sending a crafted percent-encoded URL. Attackers can send a request whose decoded path matches a configured prefix whi...

EUVD-2026-49888

Rouille 0.1.6 through 3.6.2 contains a reachable assertion vulnerability in the Request::removeprefix function that allows remote unauthenticated attackers to crash the server by sending a crafted percent-encoded URL. Attackers can send a request whose decoded path matches a configured prefix whi...

CVE-2026-66754 Rouille 0.1.6 - 3.6.2 Reachable Assertion DoS via remove_prefix percent-encoding

Rouille 0.1.6 through 3.6.2 contains a reachable assertion vulnerability in the Request::removeprefix function that allows remote unauthenticated attackers to crash the server by sending a crafted percent-encoded URL. Attackers can send a request whose decoded path matches a configured prefix whi...

CVE-2026-66754

Rouille 0.1.6–3.6.2 has a reachable assertion DoS in Request::remove_prefix. An unauthenticated attacker can crash the server by sending a crafted percent-encoded URL where the decoded path matches a configured prefix but the raw percent-encoded path does not, causing an assert! failure and resul...

PT-2026-65524

Name of the Vulnerable Software and Affected Versions Rouille versions 0.1.6 through 3.6.2 Description A reachable assertion issue exists in the Request::remove prefix function. Remote unauthenticated attackers can cause a server crash or a 500 error by sending a specially crafted percent-encoded...

PT-2026-65542

Name of the Vulnerable Software and Affected Versions Rouille versions 0.3.3 through 3.6.2 Description An HTTP request smuggling issue exists where remote attackers can bypass access controls by injecting bare line feed characters 0x0A into client-supplied request header values. These values are...

CVE-2026-66746: Improper Neutralization of CRLF Sequences in HTTP Headers

Rouille 0.4.0 through 3.6.2 contains an HTTP response splitting vulnerability that allows remote attackers to inject arbitrary response headers by embedding carriage return 0x0D or line feed 0x0A bytes into attacker-controlled input. Attackers can exploit percent-decoded query parameters reflecte...

CVE-2026-66754: Reachable Assertion

Rouille 0.1.6 through 3.6.2 contains a reachable assertion vulnerability in the Request::removeprefix function that allows remote unauthenticated attackers to crash the server by sending a crafted percent-encoded URL. Attackers can send a request whose decoded path matches a configured prefix whi...

CVE-2026-67181: Inconsistent Interpretation of HTTP Requests

Rouille 0.3.3 through 3.6.2 contains an HTTP request smuggling vulnerability that allows remote attackers to desynchronize HTTP message boundaries by exploiting improper header forwarding in the proxy implementation. The proxy in src/proxy.rs forwards the client's Transfer-Encoding header to...

CVE-2026-67182: Inconsistent Interpretation of HTTP Requests

Rouille 0.3.3 through 3.6.2 contains an HTTP request smuggling vulnerability that allows remote attackers to bypass access controls by injecting bare line feed characters 0x0A into client-supplied request header values that are copied verbatim to upstream connections without validation. Attackers...

PT-2026-65525

Name of the Vulnerable Software and Affected Versions Rouille versions 0.3.3 through 3.6.2 Description An HTTP request smuggling issue exists due to improper header forwarding within the proxy implementation located in src/proxy.rs. The proxy forwards the client's Transfer-Encoding header to...