Vulnerability identifier: #VU71385

Vulnerability risk: Medium

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-22488

CWE-ID: CWE-862

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Flarum
Web applications / Other software

Vendor: Flarum

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to missing authorization in the notification-sending component. A remote user can obtain sensitive information from notifications.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Flarum: 1.0.0 - 1.6.2

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External links
http://github.com/flarum/framework/commit/d0a2b95dca57d3dae9a0d77b610b1cb1d0b1766a
http://github.com/flarum/framework/security/advisories/GHSA-8gcg-vwmw-rxj4

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.