undici: undici: Denial of Service via crafted WebSocket frame with large length

A flaw was found in undici. A remote attacker could exploit this vulnerability by sending a specially crafted WebSocket frame with an extremely large 64-bit length. This causes undici's ByteParser to overflow its internal calculations, leading to an invalid state and a fatal TypeError. The primar...

undici: undici: Denial of Service via crafted WebSocket frame with large length

A flaw was found in undici. A remote attacker could exploit this vulnerability by sending a specially crafted WebSocket frame with an extremely large 64-bit length. This causes undici's ByteParser to overflow its internal calculations, leading to an invalid state and a fatal TypeError. The primar...

SUSE CVE-2026-1528

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process. Patches Patched in the undici version v7.24.0 and v6.24.0...

undici: undici: Denial of Service via crafted WebSocket frame with large length

A flaw was found in undici. A remote attacker could exploit this vulnerability by sending a specially crafted WebSocket frame with an extremely large 64-bit length. This causes undici's ByteParser to overflow its internal calculations, leading to an invalid state and a fatal TypeError. The primar...

undici: undici: Denial of Service via crafted WebSocket frame with large length

A flaw was found in undici. A remote attacker could exploit this vulnerability by sending a specially crafted WebSocket frame with an extremely large 64-bit length. This causes undici's ByteParser to overflow its internal calculations, leading to an invalid state and a fatal TypeError. The primar...

EUVD-2026-11703

Undici: Malicious WebSocket 64-bit length overflows parser and crashes the client...

CVE-2026-1528

A flaw was found in undici. A remote attacker could exploit this vulnerability by sending a specially crafted WebSocket frame with an extremely large 64-bit length. This causes undici's ByteParser to overflow its internal calculations, leading to an invalid state and a fatal TypeError. The primar...

CVE-2026-1528

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process. Patches Patched in the undici version v7.24.0 and v6.24.0...

CVE-2026-1528

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process. Patches Patched in the undici version v7.24.0 and v6.24.0...

DEBIAN-CVE-2026-1528

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process. Patches Patched in the undici version v7.24.0 and v6.24.0...

UBUNTU-CVE-2026-1528

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process. Patches Patched in the undici version v7.24.0 and v6.24.0...

Uncaught Exception

Overview org.webjars.npm:undici is an An HTTP/1.1 client, written from scratch for Node.js Affected versions of this package are vulnerable to Uncaught Exception in the ByteParser when handling a specially crafted WebSocket frame with an extremely large 64-bit length. An attacker can cause the...

CVE-2026-1528

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process. Patches Patched in the undici version v7.24.0 and v6.24.0...

PT-2026-25075

Name of the Vulnerable Software and Affected Versions undici versions prior to 7.24.0 undici versions prior to 6.24.0 Description A server can respond with a WebSocket frame utilizing the 64-bit length format and an excessively large length value. The ByteParser component within undici experience...

undici 安全漏洞

Undici is an open-source HTTP/1.1 client developed by Node.js. There is a security vulnerability in Undici, which stems from ByteParser’s internal mathematical operation overflow when processing WebSocket frames that use 64-bit length formats and have extremely large lengths. This could lead to t...