CVE-2017-15881
MEDIUM4.8EPSS 0.47%Cross-Site Scripting in keystone
Published: 11/16/2017Modified: 11/8/2023
Also known as:GHSA-7cv6-gvx3-m54m
Description
Versions of `keystone` prior to 4.0.0 are vulnerable to Cross-Site Scripting (XSS). The package fails to properly encode rendered HTML on admin-created blog posts. This allows attackers to execute arbitrary JavaScript in the victim's browser. Exploiting this vulnerability requires having access to an admin account. ## Recommendation Update to version 4.0.0 or later.
Affected packages (1)
- npm/keystonefrom 0, < 4.0.0-beta7
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.8 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N |
References (8)
- ADVISORYhttps://github.com/advisories/GHSA-7cv6-gvx3-m54m
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2017-15881
- WEBhttp://blog.securelayer7.net/keystonejs-open-source-penetration-testing-report
- WEBhttps://github.com/keystonejs/keystone/issues/4437
- WEBhttps://github.com/keystonejs/keystone/pull/4478
- WEBhttps://securelayer7.net/download/pdf/KeystoneJS-Pentest-Report-SecureLayer7.pdf
- WEBhttps://www.npmjs.com/advisories/981
- WEBhttp://www.securityfocus.com/bid/101541