Security Advisories for Friendica

24. March 2023

The usd HeroLab analysts examined the Friendica application while conducting their security analyses. It is an open source software to set up a decentralized social network. The focus is on effective privacy settings and interoperability with other services.

While conducting the security analysis, two cross-site scripting (XSS) vulnerabilities and one CSRF vulnerability were identified. By exploiting one of the XSS vulnerabilities in combination with the CSRF vulnerability, it was possible to to take over an administrator account.

The vulnerabilities were reported to the vendor under the Responsible Disclosure Policy and subsequently fixed. Detailed information about these three advisories can be found here.

About usd HeroLab Security Advisories

In order to protect businesses against hackers and criminals, we must ensure that our skills and knowledge are up to date at all times. Therefore, security research is just as important to our work as is building up a security community to promote an exchange of knowledge. After all, more security can only be achieved if many people take on the task.

We analyze attack scenarios, which are changing constantly, and publish a series of Security Advisories on current vulnerabilities and security issues – always in line with our Responsible Disclosure Policy.

Always in the name of our mission: “more security.”

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