---
title: "Version 1.18 release notes | Grafana Pyroscope documentation"
description: "Release notes for Grafana Pyroscope 1.18"
---

[Documentation](/docs/)![breadcrumb arrow](/static/assets/img/icons/grafana-icon-breadcrumb-arrow-gray.svg) [Grafana Pyroscope](/docs/pyroscope/v2.0.x/)![breadcrumb arrow](/static/assets/img/icons/grafana-icon-breadcrumb-arrow-gray.svg) [Release notes](/docs/pyroscope/v2.0.x/release-notes/)![breadcrumb arrow](/static/assets/img/icons/grafana-icon-breadcrumb-arrow-gray.svg) V1.18

Open source

## Version 1.18.0 release notes

The Pyroscope team is excited to present Grafana Pyroscope 1.18.0

This release contains enhancements, fixes, improves stability & performance.

Notable changes are listed below. For more details, check out the [1.18.0 changelog](https://github.com/grafana/pyroscope/compare/v1.17.1...v1.18.0).

### Enhancements

- The source code integration now supports Python ([#4726](https://github.com/grafana/pyroscope/pull/4726), [#4732](https://github.com/grafana/pyroscope/pull/4732), [#4730](https://github.com/grafana/pyroscope/pull/4730))
- Implement comprehensive profile size limits across ingestion endpoints ([#4734](https://github.com/grafana/pyroscope/pull/4734))
- Update golang version to 1.24.12 ([#4760](https://github.com/grafana/pyroscope/pull/4760))
- Set a maximum ingestion body size by default ([#4761](https://github.com/grafana/pyroscope/pull/4761))
- Update OpenTelemetry dependencies, `proto=v1.9.0` `profiles=v0.2.0` ([#4731](https://github.com/grafana/pyroscope/pull/4731))
- Enforce maxNodes optionally on SelectMergeProfile through limits in v2 ([#4723](https://github.com/grafana/pyroscope/pull/4723))
- Add benchmarks for timeseries query performance with exemplars ([#4665](https://github.com/grafana/pyroscope/pull/4665))

### Fixes

- Fix exemplar value calculation for split profiles ([#4753](https://github.com/grafana/pyroscope/pull/4753))
- Relative matching for source code mapping ([#4754](https://github.com/grafana/pyroscope/pull/4754))
- VCS Service: Failed file lookup should be 404 instead of 500 ([#4759](https://github.com/grafana/pyroscope/pull/4759))
- Remove unintended double base64 encoding in vcs service ([#4703](https://github.com/grafana/pyroscope/pull/4703))
- Frontend: Bump `qs` to address CVE-2025-15284 ([#4724](https://github.com/grafana/pyroscope/pull/4724))
- Frontend: Bump `sweetalert2` to address GHSA-457r-cqc8-9vj9, GHSA-8jh9-wqpf-q52c and GHSA-pg98-6v7f-2xfv ([#4727](https://github.com/grafana/pyroscope/pull/4727))
- Frontend: Bump `@remix-run/router` and `react-router` to address CVE-2026-22029 and CVE-2025-68470 ([#4763](https://github.com/grafana/pyroscope/pull/4763))

### Documentation

- Rename GitHub integration to source code integration ([#4755](https://github.com/grafana/pyroscope/pull/4755))
- Update source code integration docs to include Java and Python support ([#4651](https://github.com/grafana/pyroscope/pull/4651))
- Fix inline link in eBPF docs ([#4733](https://github.com/grafana/pyroscope/pull/4733))