CLEANSTART-2026-TX86596 undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal zlib inflate stream, including its error listener, while that stream can still ...

CVE-2026-85024 affects multiple packages. undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal zlib inflate stream, including its error listener, while that stream can still emit. See references for individual vulnerability details...

CLEANSTART-2026-VB20350 undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal zlib inflate stream, including its error listener, while that stream can still ...

CVE-2026-85024 affects multiple packages. undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal zlib inflate stream, including its error listener, while that stream can still emit. See references for individual vulnerability details...

CLEANSTART-2026-WR14423 undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal zlib inflate stream, including its error listener, while that stream can still ...

Security vulnerability affects the langfuse package. undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal zlib inflate stream, including its error listener, while that stream can still emit...

PT-2026-108568

Security vulnerability affects the langfuse package. undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal zlib inflate stream, including its error listener, while that stream can still emit...

undici: undici: Denial of Service via unhandled error in WebSocket permessage-deflate decompression

A flaw was found in undici. A remote, unauthenticated attacker can trigger a Denial of Service DoS by sending a specially crafted compressed WebSocket payload. When this payload exceeds the 128 MiB decompressed-payload limit and contains a malformed DEFLATE byte, it causes an unhandled error in t...

CVE-2026-85024

A flaw was found in undici. A remote, unauthenticated attacker can trigger a Denial of Service DoS by sending a specially crafted compressed WebSocket payload. When this payload exceeds the 128 MiB decompressed-payload limit and contains a malformed DEFLATE byte, it causes an unhandled error in t...

CVE-2026-85024

undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal zlib inflate stream, including its error listener, while that stream can still emit. When a remote peer sends a compressed payload that crosses the built-in 128 MiB...

DEBIAN-CVE-2026-85024

undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal zlib inflate stream, including its error listener, while that stream can still emit. When a remote peer sends a compressed payload that crosses the built-in 128 MiB...

CVE-2026-85024 undici vulnerable to Denial of Service via unhandled error in WebSocket permessage-deflate decompression

undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal zlib inflate stream, including its error listener, while that stream can still emit. When a remote peer sends a compressed payload that crosses the built-in 128 MiB...

CVE-2026-85024 undici vulnerable to Denial of Service via unhandled error in WebSocket permessage-deflate decompression

undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal zlib inflate stream, including its error listener, while that stream can still emit. When a remote peer sends a compressed payload that crosses the built-in 128 MiB...

CVE-2026-85024 undici vulnerable to Denial of Service via unhandled error in WebSocket permessage-deflate decompression

undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal zlib inflate stream, including its error listener, while that stream can still emit. When a remote peer sends a compressed payload that crosses the built-in 128 MiB...

CVE-2026-85024

undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal zlib inflate stream, including its error listener, while that stream can still emit. When a remote peer sends a compressed payload that crosses the built-in 128 MiB...

undici: undici: Denial of Service via unhandled error in WebSocket permessage-deflate decompression

A flaw was found in undici. A remote, unauthenticated attacker can trigger a Denial of Service DoS by sending a specially crafted compressed WebSocket payload. When this payload exceeds the 128 MiB decompressed-payload limit and contains a malformed DEFLATE byte, it causes an unhandled error in t...

Linux Distros Unpatched Vulnerability : CVE-2026-85024

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal zlib inflate stream, including its error...

PT-2026-85807

Name of the Vulnerable Software and Affected Versions undici versions 6.25.0 through 6.28.0 undici versions 7.28.0 through 7.29.0 undici versions 8.1.0 through 8.10.1 Description A flaw in the WebSocket client's permessage-deflate size-limit cleanup removes all listeners from the internal zlib...

GHSA-RGWJ-5XJ2-C3M3 MySQL2: Unbounded zlib inflate in compressed MySQL protocol handler allows decompression-bomb DoS

Vulnerability Details File: lib/compressedprotocol.js Line: 43 zlib.inflatebody, err, data = ... inside handleCompressedPacket Root Cause When a connection is created with compress: true and the server advertises CLIENTCOMPRESS, every incoming packet is unwrapped by handleCompressedPacket in...

MySQL2: Unbounded zlib inflate in compressed MySQL protocol handler allows decompression-bomb DoS

Vulnerability Details File: lib/compressedprotocol.js Line: 43 zlib.inflatebody, err, data = ... inside handleCompressedPacket Root Cause When a connection is created with compress: true and the server advertises CLIENTCOMPRESS, every incoming packet is unwrapped by handleCompressedPacket in...

Data Amplification

Overview mysql2 is a mostly API compatible with mysqljs and supports majority of features. Affected versions of this package are vulnerable to Data Amplification in the handleCompressedPacket function of lib/compressedprotocol.js, which calls zlib.inflatebody, ... without a maxOutputLength option...

inflateghost

InflateGhost — CVE-2026-40711 Critical heap overflow in zli...

CVE-2026-43970 Decompression Bomb in cow_spdy:inflate/2 Allows Memory Exhaustion via Crafted SPDY Frame

Improper Handling of Highly Compressed Data Data Amplification vulnerability in ninenines cowlib allows unauthenticated remote denial of service via memory exhaustion. cowspdy:inflate/2 in cowlib passes peer-supplied compressed bytes directly to zlib:inflate/2 with no output size bound. The SPDY...