This security bulletin contains one low risk vulnerability.
CWE-400 - Resource exhaustion
Exploit availability: YesDescription
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to prototype pollution. A remote attacker can trick the
extend function can into modifying the prototype of
when the attacker controls part of the structure passed to this function. This can let an attacker add or modify an existing property that will then exist on all objects and perform a denial of service (DoS) attack.
Install updates from vendor's website.Vulnerable software versions
Drupal: 8.6.0 - 8.6.14, 7.0 - 7.x, 8.5.0 - 8.5.14
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?