UpHeron
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Servers and applications

CVE-2016-9863

An issue was discovered in phpMyAdmin. With a very large request to table partitioning function, it is possible to invoke a Denial of Service (DoS) attack. All 4.6.x versions (prior to 4.6.5) are affected.

Severity
High 7.5
Published
11 Dec 2016
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.9% in the next 30 daysHigher than 80% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
Improper input validation (CWE-20)
Attack
Over the network · No login needed · No user action needed
Attacker can
Take it down
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Sources
NVD

Affected software

SoftwareAffected versions
phpMyAdminServers and applications · cpe:a:phpmyadmin:phpmyadmin
  • 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-2016-9863
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2016-9863