php / php/frankenphp

HTTP/2 Bomb

Open
#2,459 30 comments 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

bug
Dominant language
Go
Stars
11.3k
Forks
488
Avg merge
4d 10h
Merged PRs (30d)
11

Description

What happened?

Hi
Frankenphp is affected by HTTP/2 Bomb.
I was checking on v1.12.3
This link explains and has proper references.
https://thehackernews.com/2026/06/new-http2-bomb-vulnerability-allows.html?m=1

I can provide a prompt for the exploit if needed.

Build Type

Static binary

Worker Mode

No

Operating System

GNU/Linux

CPU Architecture

x86_64

PHP configuration
phpinfo() output
N/A
Relevant log output
Relevant log output

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reviewing the reported HTTP/2 Bomb references and reproducing the behavior against FrankenPHP v1.12.3 on GNU/Linux. Identify the affected HTTP/2 handling entry point and verify the behavior with a minimal test; done means the vulnerability is confirmed or mitigated with regression coverage.

Written by the indexing model from the issue text.

Assessment

Tech stack
go
Domain
networking, security
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Active
Clarity
Needs clarification
Newbie friendliness
35/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.