Skip to content

Fix RCE vulnerability in workflow using environment variables #1355

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
5an7y-Microsoft merged 3 commits into from
Mar 13, 2026
+5 −3
Merged

Fix RCE vulnerability in workflow using environment variables #1355

Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
8683573
Initial plan
Copilot Mar 13, 2026
f204d70
Fix RCE vulnerability: pass issue body/number via env vars instead of…
Copilot Mar 13, 2026
ba5c475
Merge pull request #1 from 5an7y-Microsoft/copilot/fix-rce-vulnerabil…
5an7y-Microsoft Mar 13, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 5 additions & 3 deletions .github/workflows/tag-codeowner-on-issue.yml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,6 @@ on:

jobs:
tag-codeowner:
if: false # Disabled - workflow intentionally turned off
runs-on: ubuntu-latest

steps:
Expand All @@ -24,13 +23,15 @@ jobs:
- name: Extract selected path and tag codeowner
env:
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
ISSUE_BODY: ${{ github.event.issue.body }}
ISSUE_NUMBER: ${{ github.event.issue.number }}
run: |
python3 - <<EOF
import os
import re
import requests

issue_body = """${{ github.event.issue.body }}"""
issue_body = os.environ['ISSUE_BODY']
selected_path = None

# Try to extract the selected path from the issue body
Expand Down Expand Up @@ -69,8 +70,9 @@ jobs:
comment = f"{codeowner} can you please take a look at this issue related to {selected_path}?"
repo = os.environ['GITHUB_REPOSITORY']
token = os.environ['GITHUB_TOKEN']
issue_number = os.environ['ISSUE_NUMBER']

url = f"https://api.github.com/repos/{repo}/issues/${{ github.event.issue.number }}/comments"
url = f"https://api.github.com/repos/{repo}/issues/{issue_number}/comments"
headers = {
"Authorization": f"Bearer {token}",
"Accept": "application/vnd.github.v3+json"
Expand Down
Loading