Unscored severity · published Dec 7, 2013
CVE-2013-6386
Drupal 6.x before 6.29 and 7.x before 7.24 uses the PHP mt_rand function to generate random numbers, which uses predictable seeds and allows remote attackers to predict security…
–
CVSS
2.1%
EPSS
No
On KEV
Description
Drupal 6.x before 6.29 and 7.x before 7.24 uses the PHP mt_rand function to generate random numbers, which uses predictable seeds and allows remote attackers to predict security strings and bypass intended restrictions via a brute force attack.
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 81% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DR
Drupal · Drupal
7.0; 7.0; 7.0; 7.0; 7.0; 7.0; +34 more · source: NVD
Affected product
DR
Drupal
Drupal
More from Drupal
9.8
CVE-2026-9082
Drupal core - Highly critical - SQL injection - SA-CORE-2026-004
9.8
CVE-2018-7602
Drupal core - Highly critical - Remote Code Execution - SA-CORE-2018-004
9.8
CVE-2018-7600
Drupal Core Remote Code Execution Vulnerability
8.8
CVE-2020-13671
Drupal core Un-restricted Upload of File
8.1
CVE-2019-6340
Drupal core - Highly critical - Remote Code Execution