---
title: Agent - 4.2.0
slug: feature-experimentation/release-notes/agent-4-2-0
docTags: 
createdAt: 2026-07-20T15:44:52.999Z
---

## What's Changed

[#whats-changed](docId\:b8m-rrtlW_6PpEanPBcNM)

- \[FSSDK-10665] fix: Github Actions YAML files vulnerable to script injections corrected by @FarhanAnjum-opti in [https://github.com/optimizely/agent/pull/425](https://github.com/optimizely/agent/pull/425)
- \[FSSDK-10734] update regex to allow `=` character by @pulak-opti in [https://github.com/optimizely/agent/pull/426](https://github.com/optimizely/agent/pull/426)
- \[FSSDK-10734] update regex to support base64 char for SDK Key & access token by @pulak-opti in [https://github.com/optimizely/agent/pull/427](https://github.com/optimizely/agent/pull/427)
- chore(deps): bump golang.org/x/crypto from 0.19.0 to 0.31.0 by @junaed-optimizely in [https://github.com/optimizely/agent/pull/429](https://github.com/optimizely/agent/pull/429)
- \[FSSDK-11338] Resolve critical SCA prisma alerts by @Mat001 in [https://github.com/optimizely/agent/pull/430](https://github.com/optimizely/agent/pull/430)
- \[FSSDK-11471] HIGH Dependabot Alerts- Golang/Agent by @Mat001 in [https://github.com/optimizely/agent/pull/433](https://github.com/optimizely/agent/pull/433)
- \[FSSDK-11452] Agent - netspring integration - experimentID, VariationID by @Mat001 in [https://github.com/optimizely/agent/pull/438](https://github.com/optimizely/agent/pull/438)

## New Contributors

[#new-contributors](docId\:b8m-rrtlW_6PpEanPBcNM)

- @FarhanAnjum-opti made their first contribution in [https://github.com/optimizely/agent/pull/425](https://github.com/optimizely/agent/pull/425)
- @junaed-optimizely made their first contribution in [https://github.com/optimizely/agent/pull/429](https://github.com/optimizely/agent/pull/429)

**Full Changelog**: [https://github.com/optimizely/agent/compare/v4.1.0...v4.2.0](https://github.com/optimizely/agent/compare/v4.1.0...v4.2.0)

[https://github.com/optimizely/agent/releases/tag/v4.2.0](https://github.com/optimizely/agent/releases/tag/v4.2.0)