Vulnerability identifier: #VU58469

Vulnerability risk: Low

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-25986

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
django-wiki
Web applications / Modules and components for CMS

Vendor: django-wiki

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the notifications section. A remote authenticated attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

django-wiki: 0.0.20 - 0.7.8

---

External links
http://github.com/django-wiki/django-wiki/commit/9eaccc7519e4206a4d2f22640882f0737b2da9c5
http://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25986

---

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.