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Vulnerability details: VCID-ujms-xfg5-77e8
Vulnerability ID VCID-ujms-xfg5-77e8
Aliases CVE-2016-6896
Summary Directory traversal vulnerability in the wp_ajax_update_plugin function in wp-admin/includes/ajax-actions.php in WordPress 4.5.3 allows remote authenticated users to cause a denial of service or read certain text files via a .. (dot dot) in the plugin parameter to wp-admin/admin-ajax.php, as demonstrated by /dev/random read operations that deplete the entropy pool.
Status Published
Exploitability 2.0
Weighted Severity 0.3
Risk 0.6
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
epss 0.35182 https://api.first.org/data/v1/epss?cve=CVE-2016-6896
epss 0.35182 https://api.first.org/data/v1/epss?cve=CVE-2016-6896
epss 0.35182 https://api.first.org/data/v1/epss?cve=CVE-2016-6896
epss 0.35182 https://api.first.org/data/v1/epss?cve=CVE-2016-6896
epss 0.35182 https://api.first.org/data/v1/epss?cve=CVE-2016-6896
epss 0.35182 https://api.first.org/data/v1/epss?cve=CVE-2016-6896
epss 0.35182 https://api.first.org/data/v1/epss?cve=CVE-2016-6896
epss 0.35182 https://api.first.org/data/v1/epss?cve=CVE-2016-6896
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2016-6896
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6896
837090 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=837090
CVE-2016-6897;CVE-2016-6896 Exploit https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/webapps/40288.txt
Data source Exploit-DB
Date added Aug. 22, 2016
Description WordPress Core 4.5.3 - Directory Traversal / Denial of Service
Ransomware campaign use Known
Source publication date Aug. 22, 2016
Exploit type webapps
Platform php
Source update date Aug. 22, 2016
There are no known vectors.
Exploit Prediction Scoring System (EPSS)
Percentile 0.97006
EPSS Score 0.35182
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T16:32:08.722644+00:00 Debian Oval Importer Import https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2 38.0.0