Wiki.js up to 2.3.80 Markdown Editor Stored cross site scripting

Summaryinfo

A vulnerability was found in Wiki.js up to 2.3.80. It has been classified as problematic. This affects an unknown part of the component Markdown Editor. Performing a manipulation results in cross site scripting (Stored). This vulnerability is identified as CVE-2020-11051. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Wiki.js up to 2.3.80 (Content Management System). It has been classified as problematic. This affects an unknown code block of the component Markdown Editor. The manipulation with an unknown input leads to a cross site scripting vulnerability (Stored). CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

In Wiki.js before 2.3.81, there is a stored XSS in the Markdown editor. An editor with write access to a page, using the Markdown editor, could inject an XSS payload into the content. If another editor (with write access as well) load the same page into the Markdown editor, the XSS payload will be executed as part of the preview panel. The rendered result does not contain the XSS payload as it is stripped by the HTML Sanitization security module. This vulnerability only impacts editors loading the malicious page in the Markdown editor. This has been patched in 2.3.81.

The weakness was released 05/05/2020 (GitHub Repository). The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2020-11051 since 03/30/2020. It is possible to initiate the attack remotely. The exploitation needs additional levels of successful authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Upgrading to version 2.3.81 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Content Management System

Name

• Wiki.js

Version

• 2.3.0
• 2.3.1
• 2.3.2
• 2.3.3
• 2.3.4
• 2.3.5
• 2.3.6
• 2.3.7
• 2.3.8
• 2.3.9
• 2.3.10
• 2.3.11
• 2.3.12
• 2.3.13
• 2.3.14
• 2.3.15
• 2.3.16
• 2.3.17
• 2.3.18
• 2.3.19
• 2.3.20
• 2.3.21
• 2.3.22
• 2.3.23
• 2.3.24
• 2.3.25
• 2.3.26
• 2.3.27
• 2.3.28
• 2.3.29
• 2.3.30
• 2.3.31
• 2.3.32
• 2.3.33
• 2.3.34
• 2.3.35
• 2.3.36
• 2.3.37
• 2.3.38
• 2.3.39
• 2.3.40
• 2.3.41
• 2.3.42
• 2.3.43
• 2.3.44
• 2.3.45
• 2.3.46
• 2.3.47
• 2.3.48
• 2.3.49
• 2.3.50
• 2.3.51
• 2.3.52
• 2.3.53
• 2.3.54
• 2.3.55
• 2.3.56
• 2.3.57
• 2.3.58
• 2.3.59
• 2.3.60
• 2.3.61
• 2.3.62
• 2.3.63
• 2.3.64
• 2.3.65
• 2.3.66
• 2.3.67
• 2.3.68
• 2.3.69
• 2.3.70
• 2.3.71
• 2.3.72
• 2.3.73
• 2.3.74
• 2.3.75
• 2.3.76
• 2.3.77
• 2.3.78
• 2.3.79
• 2.3.80

CPE 2.3info

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CPE 2.2info

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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