# CVE-2018-1000088: Doorkeeper is vulnerable to stored XSS and code execution

Source: https://junglewise.ai/threats/cve-2018-1000088-doorkeeper-is-vulnerable-to-stored-xss-and-code-execution  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2018-03-13  
License: CC BY 4.0 with a link back

CVE-2018-1000088 · Severity: low · CVSS 3 · Published 2018-03-13

Doorkeeper is vulnerable to stored XSS and code execution

Technologies: [doorkeeper (RubyGems)](https://junglewise.ai/threats/technologies/rubygems-doorkeeper). Vendors: [RubyGems](https://junglewise.ai/threats/vendors/rubygems).

## Quick answers

**Is CVE-2018-1000088 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2018-1000088 being exploited in the wild.

**How severe is CVE-2018-1000088?** Low severity, with a CVSS score of 3, published 13 March 2018.

**Which products and versions are affected?** doorkeeper (RubyGems) ECOSYSTEM:introduced=2.1.0,fixed=4.2.6.

**Is there a fix for CVE-2018-1000088?** Yes. doorkeeper (RubyGems): upgrade to 4.2.6 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2018-1000088?** Check whether you run doorkeeper (RubyGems) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- doorkeeper (RubyGems): upgrade to 4.2.6 or later

  ```sh
  bundle update doorkeeper
  ```


## Affected products

- doorkeeper (RubyGems) ECOSYSTEM:introduced=2.1.0,fixed=4.2.6

## Identifiers

- CVE-2018-1000088
- GHSA-hwhh-2fwm-cfgw

## Related threats

- [Doorkeeper Improper Authentication vulnerability](https://junglewise.ai/threats/cve-2023-34246-doorkeeper-improper-authentication-vulnerability)
- [Exposure of Sensitive Information to an Unauthorized Actor in Doorkeeper](https://junglewise.ai/threats/cve-2020-10187-exposure-of-sensitive-information-to-an-unauthorized-actor-in)
- [Doorkeeper vulnerable to Cross-site Request Forgery](https://junglewise.ai/threats/cve-2014-8144-doorkeeper-vulnerable-to-cross-site-request-forgery)
- [Moderate severity vulnerability that affects doorkeeper](https://junglewise.ai/threats/moderate-severity-vulnerability-that-affects-doorkeeper-a7990bec)
- [Doorkeeper subject to Incorrect Permission Assignment](https://junglewise.ai/threats/cve-2018-1000211-doorkeeper-subject-to-incorrect-permission-assignment)