Threat database

PKP Open Journal Systems versions up to 3.5.0-5 contain an insecure direct object reference vulnerability that allows authorized journal or subscription managers to access and manipulate subscriptions of other journals by supplying arbitrary subscription IDs. This enables enumeration of subscriber details and reassignment of subscriptions, potentially revoking legitimate access.

CVE-2026-76572 is a medium severity vulnerability in pkp-lib affecting versions 3.3.0-22, 3.4.0-10, and 3.5.0-4. It involves an XML External Entity (XXE) reference issue in the _transformPHP function of classes/xslt/XSLTransformer.php. The vulnerability can be exploited remotely. Fixed versions 3.3.0-23, 3.4.0-11, and 3.5.0-5 address this issue.

A weakness has been identified in pkp pkp-lib 3.3.0/3.4.0/3.5.0. This vulnerability affects the function setData of the file classes/user/form/APIProfileForm.php of the component API Key Generation. Executing a manipulation of the argument apiKey can lead to insufficient entropy. The attack may be performed from remote. This attack is characterized by high complexity. It is stated that the exploitability is difficult. This patch is called 529b5df878e571ccc727647f7748eafc1466b041. It is best practice to apply a patch to resolve this issue.