---
id: 7457
title: "Abusing Exposed Sourcemaps"
source_domain: blog.sentry.security
source_url: "https://blog.sentry.security/abusing-exposed-sourcemaps/"
published_at: "2025-01-31T13:36:00Z"
tags: ["account-takeover", "web-security", "information-disclosure", "javascript", "webpack", "sourcemaps"]
phying_url: "https://phying.com/item/7457"
lang: en
---

# Abusing Exposed Sourcemaps

## Summary

Exposed Webpack sourcemaps can leak source code, secrets and hidden endpoints; one case saw a .map file reveal an undocumented endpoint enabling unauthorized password changes and account takeover.

## Intelligence Metadata

- **Sources:** blog.sentry.security
- **Published:** 2025-01-31T13:36:00Z
- **Original:** https://blog.sentry.security/abusing-exposed-sourcemaps/
- **Phying News:** https://phying.com/item/7457