XSS in WordPress
CVE-2016-5834
Cross-site scripting (XSS) vulnerability in the wp_get_attachment_link function in wp-includes/post-template.php in WordPress before 4.5.3 allows remote attackers to inject arbitrary web script or HTML via a crafted attachment name, a different vulnerability than CVE-2016-5833.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.021 (81.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- wordpress.org/news/2016/06/wordpress-4-5-3/ (Patch, Vendor Advisory)
- wpvulndb.com/vulnerabilities/8518
- codex.wordpress.org/Version_4.5.3 (Release Notes)
- www.securitytracker.com/id/1036163 (Third Party Advisory, vdb-entry)
- github.com/WordPress/WordPress/commit/4372cdf45d0f49c74bbd4d60db7281de83e32648 (Patch)
- www.securityfocus.com/bid/91368 (vdb-entry)
- www.debian.org/security/2016/dsa-3639 (vendor-advisory)
Frequently asked questions
- What is CVE-2016-5834?
- CVE-2016-5834 is a medium-severity vulnerability in WordPress, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2016-06-29.
- How severe is CVE-2016-5834?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2016-5834 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.