XSS in Keystonejs Keystone

CVE-2017-15878

A cross-site scripting (XSS) vulnerability exists in fields/types/markdown/MarkdownType.js in KeystoneJS before 4.0.0-beta.7 via the Contact Us feature.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.036 (88.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
  • cve@mitre.org (Exploit, Patch, VDB Entry, Third Party Advisory, exploit, Issue Tracking, x_refsource_EXPLOIT-DB)
  • cve@mitre.org (Third Party Advisory, x_refsource_MISC, Issue Tracking)
  • cve@mitre.org (Exploit, Patch, VDB Entry, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2017-15878?
CVE-2017-15878 is a medium-severity vulnerability in Keystonejs Keystone, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-10-24.
How severe is CVE-2017-15878?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2017-15878 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.