Vulnerability index

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Undici HIGH 7.5
CVE-2026-14643

undici's cache interceptor mishandles optional whitespace placed around the equals sign of a qualified no-cache or private Cache-Control directive. I…

Fix: 7.29.0 / 8.9.0+
Fix from $1,950 2026-07-29
Undici MEDIUM 5.4
CVE-2026-15157

undici does not validate the type property of a duck-typed blob-like request body before using it as the Content-Type header on the HTTP/1.1 dispatch…

Fix: 6.28.0 / 7.29.0+
Fix from $1,600 2026-07-29
Undici MEDIUM 6.5
CVE-2026-16728

undici's retry interceptor can deliver a response whose body length does not match the Content-Length header exposed to the application after a retry…

Fix: 6.28.0 / 7.29.0+
Fix from $1,600 2026-07-29
Undici MEDIUM 6.5
CVE-2026-16729

undici's setCookie function does not fully sanitize cookie attributes. In undici before 6.28.0, from 7.0.0 up to before 7.29.0, and from 8.0.0 up to …

Fix: 6.28.0 / 7.29.0+
Fix from $1,600 2026-07-29
Undici CRITICAL 9.1
CVE-2026-13697

undici's cache interceptor mishandles malformed Cache-Control private directives. In undici 7.0.0 up to before 7.29.0 and 8.0.0 up to before 8.9.0, a…

Fix: 7.29.0 / 8.9.0+
Fix from $2,300 2026-07-29
Node.js CRITICAL 9.8
CVE-2026-48930

A flaw in Node.js TLS hostname handling can cause Embedded-nul hostnames can lead to silent authority rebinding due to c-string truncation in resolve…

Patch available
Fix from $2,300 2026-06-26
Node.js HIGH 7.5
CVE-2026-48933

A flaw in Node.js WebCrypto implementation can crash the process if the input of `subtle.encrypt()` is a multiple of 2GiB. This vulnerability affe…

Patch available
Fix from $1,950 2026-06-26
Node.js HIGH 7.5
CVE-2026-48615

A flaw in Node.js proxy tunnel error handling could expose proxy credentials in `ERR_PROXY_TUNNEL` error messages. When proxy credentials are embe…

Patch available
Fix from $1,950 2026-06-26
Node.js HIGH 7.5
CVE-2026-48619

A flaw in Node.js HTTP/2 client allows a server to send an unlimited number of ORIGIN frames, which could lead to an Out of Memory error on the clien…

Patch available
Fix from $1,950 2026-06-26
Node.js MEDIUM 6.5
CVE-2026-48618

A flaw in Node.js TLS hostname handling can cause Node.js unicode dot separator handling can lead to tls wildcard-depth authentication bypass due to …

Patch available
Fix from $1,600 2026-06-26
Node.js MEDIUM 5.4
CVE-2026-48928

A inconsistency in Node.js hostname matching can cause a trust-policy bypass in multi-context mTLS setups. This vulnerability affects all supporte…

Patch available
Fix from $1,600 2026-06-26
Node.js HIGH 7.5
CVE-2026-48937

A flaw in Node.js HTTP/2 server API can cause servers to keep accepting data even after sending a `GOAWAY` frame. This vulnerability affects two supp…

Mitigation only
Fix from $1,950 2026-06-18
Undici HIGH 7.4
CVE-2026-9697

Impact: undici's ProxyAgent silently drops the requestTls option when configured with a SOCKS5 proxy URI (socks5:// or socks://). The target HTTPS co…

Fix: 7.28.0 / 8.5.0+
Fix from $1,950 2026-06-17
Undici MEDIUM 5.9
CVE-2026-9678

Impact: Undici's cache interceptor incorrectly classifies some responses as cacheable when the upstream Cache-Control header uses whitespace-padded q…

Fix: 7.28.0 / 8.5.0+
Fix from $1,600 2026-06-17
Undici MEDIUM 5.9
CVE-2026-9679

Impact: undici's cookie parser in parseSetCookie percent-decodes cookie values via qsUnescape, turning encoded sequences like %0D%0A, %00, %3B, and %…

Fix: 6.27.0 / 7.28.0+
Fix from $1,600 2026-06-17
Undici HIGH 8.8
CVE-2026-6734

Impact: When using Socks5ProxyAgent, undici reuses a single connection pool across different origins without verifying that the pool's origin matches…

Fix: 7.28.0 / 8.2.0+
Fix from $1,950 2026-06-17
Undici HIGH 7.5
CVE-2026-9675

Impact: The undici WebSocket client enforces maxPayloadSize per-frame but does not enforce the cumulative size of fragmented uncompressed messages. A…

Fix: 8.5.0+
Fix from $1,950 2026-06-17
Undici HIGH 7.5
CVE-2026-12151

Impact: The undici WebSocket client enforces maxPayloadSize on the cumulative byte count of fragments in a message but does not enforce a limit on th…

Fix: 6.27.0 / 7.28.0+
Fix from $1,950 2026-06-17
Undici HIGH 7.5
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 ma…

Fix: 6.24.0 / 7.24.0+
Fix from $1,950 2026-03-12
Undici HIGH 7.5
CVE-2026-2229

ImpactThe undici WebSocket client is vulnerable to a denial-of-service attack due to improper validation of the server_max_window_bits parameter in t…

Fix: 6.24.0 / 7.24.0+
Fix from $1,950 2026-03-12
Undici MEDIUM 5.9
CVE-2026-2581

This is an uncontrolled resource consumption vulnerability (CWE-400) that can lead to Denial of Service (DoS). In vulnerable Undici versions, when i…

Fix: 7.24.0+
Fix from $1,600 2026-03-12
Undici HIGH 7.5
CVE-2026-1526

The undici WebSocket client is vulnerable to a denial-of-service attack via unbounded memory consumption during permessage-deflate decompression. Whe…

Fix: 6.24.0 / 7.24.0+
Fix from $1,950 2026-03-12
Undici CRITICAL 9.8
CVE-2026-1525

Undici allows duplicate HTTP Content-Length headers when they are provided in an array with case-variant names (e.g., Content-Length and content-leng…

Fix: 6.24.0 / 7.24.0+
Fix from $2,300 2026-03-12
Node.js CRITICAL 10.0
CVE-2026-21636

A flaw in Node.js's permission model allows Unix Domain Socket (UDS) connections to bypass network restrictions when `--permission` is enabled. Even …

Fix: 25.3.0+
Fix from $2,300 2026-01-20
Node.js HIGH 7.5
CVE-2026-21637

A flaw in Node.js TLS error handling allows remote attackers to crash or exhaust resources of a TLS server when `pskCallback` or `ALPNCallback` are i…

Fix: 20.20.0 / 22.22.0+
Fix from $1,950 2026-01-20
Node.js HIGH 7.5
CVE-2025-59465

A malformed `HTTP/2 HEADERS` frame with oversized, invalid `HPACK` data can cause Node.js to crash by triggering an unhandled `TLSSocket` error `ECON…

Fix: 20.20.0 / 22.22.0+
Fix from $1,950 2026-01-20
Node.js HIGH 7.5
CVE-2025-59466

We have identified a bug in Node.js error handling where "Maximum call stack size exceeded" errors become uncatchable when `async_hooks.createHook()`…

Fix: 20.20.0 / 22.22.0+
Fix from $1,950 2026-01-20
Node.js CRITICAL 9.1
CVE-2025-55130

A flaw in Node.js’s Permissions model allows attackers to bypass `--allow-fs-read` and `--allow-fs-write` restrictions using crafted relative symlink…

Fix: 20.20.0 / 22.22.0+
Fix from $2,300 2026-01-20
Node.js HIGH 7.5
CVE-2025-59464

A memory leak in Node.js’s OpenSSL integration occurs when converting `X.509` certificate fields to UTF-8 without freeing the allocated buffer. When …

Fix: 24.12.0+
Fix from $1,950 2026-01-20
Node.js MEDIUM 5.3
CVE-2025-55132

A flaw in Node.js's permission model allows a file's access and modification timestamps to be changed via `futimes()` even when the process has only …

Fix: 20.20.0 / 22.22.0+
Fix from $1,600 2026-01-20