Servers and applications
CVE-2016-9857 An issue was discovered in phpMyAdmin. XSS is possible because of a weakness in a regular expression used in some JavaScript processing. All 4.6.x versions (prior to 4.6.5), 4.4.x versions (prior to 4.4.15.9), and 4.0.x versions (prior to 4.0.10.18) are affected.
Severity Medium 6.1
Published 11 Dec 2016
Last changed 17 Jun 2026
Added to UpHeron 1 Nov 2026 Exploit chance 1.5% in the next 30 daysHigher than 74% of CVEs. EPSS by FIRST , 11 Nov 2026
Attack Over the network · No login needed · Needs someone to click or open something
Attacker can Read some data · Change some data
CVSS vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Sources NVD Affected software Software Affected versions phpMyAdminServers and applications · cpe:a:phpmyadmin:phpmyadmin Version 4.6.4 Version 4.6.3 Version 4.6.2 Version 4.6.1 All 63 release lines Version 4.0.0 Version 4.0.1 Version 4.0.2 Version 4.0.3 Version 4.0.4 Version 4.0.4.1 Version 4.0.4.2 Version 4.0.5 Version 4.0.6 Version 4.0.7 Version 4.0.8 Version 4.0.9 Version 4.0.10 Version 4.0.10.1 Version 4.0.10.2 Version 4.0.10.3 Version 4.0.10.4 Version 4.0.10.5 Version 4.0.10.6 Version 4.0.10.7 Version 4.0.10.8 Version 4.0.10.9 Version 4.0.10.10 Version 4.0.10.11 Version 4.0.10.12 Version 4.0.10.13 Version 4.0.10.14 Version 4.0.10.15 Version 4.0.10.16 Version 4.0.10.17 Version 4.4.0 Version 4.4.1 Version 4.4.1.1 Version 4.4.2 Version 4.4.3 Version 4.4.4 Version 4.4.5 Version 4.4.6 Version 4.4.6.1 Version 4.4.7 Version 4.4.8 Version 4.4.9 Version 4.4.10 Version 4.4.11 Version 4.4.12 Version 4.4.13 Version 4.4.13.1 Version 4.4.14 Version 4.4.14.1 Version 4.4.15 Version 4.4.15.1 Version 4.4.15.2 Version 4.4.15.3 Version 4.4.15.4 Version 4.4.15.5 Version 4.4.15.6 Version 4.4.15.7 Version 4.4.15.8 Version 4.6.0 Version 4.6.1 Version 4.6.2 Version 4.6.3 Version 4.6.4
References NVD https://nvd.nist.gov/vuln/detail/CVE-2016-9857 CVE.org https://www.cve.org/CVERecord?id=CVE-2016-9857