CVE-2018-1000088

Name: CVE-2018-1000088
Creator: NVD / NIST
Published: 2018-03-13T15:29:01.3+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.48%

Last modified Jun 17, 2026

CVE-2018-1000088 is a vulnerability of currently unknown severity. Doorkeeper version 2.1.0 through 4.2.5 contains a Cross Site Scripting (XSS) vulnerability in web view's OAuth app form, user authorization prompt web view that can result in Stored XSS on the OAuth Client's name will cause users interacting with it will execute payload. This attack appear to be exploitable via The victim must be tricked to click an opaque link to the web view that runs the XSS payload. EPSS estimates a 1.48% chance of exploitation in the next 30 days.

Description

Doorkeeper version 2.1.0 through 4.2.5 contains a Cross Site Scripting (XSS) vulnerability in web view's OAuth app form, user authorization prompt web view that can result in Stored XSS on the OAuth Client's name will cause users interacting with it will execute payload. This attack appear to be exploitable via The victim must be tricked to click an opaque link to the web view that runs the XSS payload. A malicious version virtually indistinguishable from a normal link.. This vulnerability appears to have been fixed in 4.2.6, 4.3.0.

Metrics

EPSS Probability

1.48%

70.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Doorkeeper Project	Doorkeeper	>= 2.1.0, <= 4.2.5

References

https://github.com/doorkeeper-gem/doorkeeper/issues/969Issue Tracking
https://github.com/doorkeeper-gem/doorkeeper/pull/970Issue Tracking
https://github.com/doorkeeper-gem/doorkeeper/releases/tag/v4.3.0Release Notes
https://github.com/rubysec/ruby-advisory-db/pull/328/filesThird Party Advisory
https://github.com/doorkeeper-gem/doorkeeper/issues/969Issue Tracking
https://github.com/doorkeeper-gem/doorkeeper/pull/970Issue Tracking
https://github.com/doorkeeper-gem/doorkeeper/releases/tag/v4.3.0Release Notes
https://github.com/rubysec/ruby-advisory-db/pull/328/filesThird Party Advisory

Timeline

Published: Mar 13, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-1000088?

How severe is CVE-2018-1000088?

Severity scoring for CVE-2018-1000088 is pending analysis. The EPSS model estimates a 1.48% probability of exploitation in the next 30 days.

How do I fix CVE-2018-1000088?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-1000088?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST