XSS in WordPress
CVE-2017-6817
In WordPress before 4.7.3 (wp-includes/embed.php), there is authenticated Cross-Site Scripting (XSS) in YouTube URL Embeds.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.020 (79.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 79.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000
Affected products
- WordPress
- Debian Linux — versions 8.0, 9.0
Weakness classification (CWE)
Public proof-of-concept exploits
- 20142995/nuclei-templates
- ARPSyndicate/cvemon
- Afetter618/WordPress-PenTest
- CyberDefender369/Web-Security-WordPress-Pen-Testing
- CyberDefender369/WordPress-Pen-Testing
- JHChen3/web_
- Japluas93/WordPress-Exploits-Project
- Laugslander/codepath-cybersecurity-week-7
- LifeBringer/WordPress-Pentesting
- MXia000/WordPress_
References
- github.com/WordPress/WordPress/commit/419c8d97ce8df7d5004ee0b566bc5e095f0a6ca8 (Patch, Third Party Advisory, Issue Tracking)
- www.securitytracker.com/id/1037959 (VDB Entry, Third Party Advisory, vdb-entry)
- www.debian.org/security/2017/dsa-3815 (vendor-advisory, Third Party Advisory)
- wpvulndb.com/vulnerabilities/8768 (Patch, Third Party Advisory)
- www.securityfocus.com/bid/96601 (VDB Entry, Third Party Advisory, vdb-entry)
- wordpress.org/news/2017/03/wordpress-4-7-3-security-and-maintenance-release/ (Patch, Release Notes, Vendor Advisory)
- codex.wordpress.org/Version_4.7.3 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-6817?
- CVE-2017-6817 is a medium-severity vulnerability in WordPress, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2017-03-12.
- How severe is CVE-2017-6817?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2017-6817 known to be exploited?
- 40 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.