[Snyk] Security upgrade js-yaml from 4.1.0 to 4.1.1

[maidul98]

Snyk has created this PR to fix 1 vulnerabilities in the npm dependencies of this project.

Snyk changed the following file(s):

• backend/package.json
• backend/package-lock.json

Vulnerabilities that will be fixed with an upgrade:

	Issue
	Prototype Pollution SNYK-JS-JSYAML-13961110

---

Important

• Check the changes in this PR to ensure they won't cause issues with your project.
• Max score is 1000. Note that the real score may have changed since the PR was raised.
• This PR was automatically created by Snyk using the credentials of a real user.

---

Note: You are seeing this because you or someone else with access to this repository has authorized Snyk to open fix PRs.

For more information:
🧐 View latest project report
📜 Customise PR templates
🛠 Adjust project settings
📚 Read about Snyk's upgrade logic

---

Learn how to fix vulnerabilities with free interactive lessons:

🦉 Prototype Pollution

[maidul98]

✅ Snyk checks have passed. No issues have been found so far.

Status	Scanner	Critical	High	Medium	Low	Total (0)
✅	Open Source Security	0	0	0	0	0 issues

💻 Catch issues earlier using the plugins for VS Code, JetBrains IDEs, Visual Studio, and Eclipse.

[greptile-apps]

Greptile Overview

Greptile Summary

Security patch upgrade of js-yaml from 4.1.0 to 4.1.1 to fix a medium-severity prototype pollution vulnerability (SNYK-JS-JSYAML-13961110).

• The upgrade is a patch-level change with no breaking changes expected
• js-yaml is used in two locations in the backend codebase: upgrade-path-service.ts and validate-upgrade-path-file.ts
• Both usages already employ yaml.FAILSAFE_SCHEMA, which is the secure approach that prevents arbitrary code execution
• The files also implement additional security measures: path traversal checks, file size limits (1MB), and validation using Zod schemas
• No changes to application code are required for this security update

Confidence Score: 5/5

• This PR is safe to merge with minimal risk - it's a straightforward security patch with no breaking changes
• The PR only updates js-yaml from 4.1.0 to 4.1.1, a patch version that fixes a known vulnerability. The codebase already uses secure patterns (FAILSAFE_SCHEMA) that mitigate the vulnerability, making this a low-risk defensive upgrade. No application code changes are needed, and the upgrade maintains full backward compatibility.
• No files require special attention - this is a routine dependency security patch

Important Files Changed

File Analysis

Filename	Score	Overview
backend/package.json	5/5	Updated js-yaml from ^4.1.0 to ^4.1.1 to fix prototype pollution vulnerability
backend/package-lock.json	5/5	Lock file updated with new js-yaml 4.1.1 integrity hash and resolved URL

[greptile-apps]

_{1 file reviewed, no comments}

_{Edit Code Review Agent Settings | Greptile}