WP-UserOnline Plugin up to 2.88.0 on WordPress Naming Conventions cross site scripting

Summaryinfo

A vulnerability was found in WP-UserOnline Plugin up to 2.88.0 on WordPress. It has been classified as problematic. This vulnerability affects unknown code of the component Naming Conventions Handler. The manipulation leads to cross site scripting. This vulnerability is uniquely identified as CVE-2022-2941. The attack is possible to be carried out remotely. Moreover, an exploit is present. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in WP-UserOnline Plugin up to 2.88.0 on WordPress (WordPress Plugin). This issue affects an unknown code block of the component Naming Conventions Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. The summary by CVE is:

The WP-UserOnline plugin for WordPress has multiple Stored Cross-Site Scripting vulnerabilities in versions up to, and including 2.88.0. This is due to the fact that all fields in the "Naming Conventions" section do not properly sanitize user input, nor escape it on output. This makes it possible for authenticated attackers, with administrative privileges, to inject JavaScript code into the setting that will execute whenever a user accesses the injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

The weakness was disclosed 09/07/2022. It is possible to read the advisory at wordfence.com. The identification of this vulnerability is CVE-2022-2941 since 08/22/2022. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

Applying the patch 59c76b20e4e27489f93dee4ef1254d6204e08b3c is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the vulnerability database at Exploit-DB (51020). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• WordPress Plugin

Name

• WP-UserOnline Plugin

Version

• 2.0
• 2.1
• 2.2
• 2.3
• 2.4
• 2.5
• 2.6
• 2.7
• 2.8
• 2.9
• 2.10
• 2.11
• 2.12
• 2.13
• 2.14
• 2.15
• 2.16
• 2.17
• 2.18
• 2.19
• 2.20
• 2.21
• 2.22
• 2.23
• 2.24
• 2.25
• 2.26
• 2.27
• 2.28
• 2.29
• 2.30
• 2.31
• 2.32
• 2.33
• 2.34
• 2.35
• 2.36
• 2.37
• 2.38
• 2.39
• 2.40
• 2.41
• 2.42
• 2.43
• 2.44
• 2.45
• 2.46
• 2.47
• 2.48
• 2.49
• 2.50
• 2.51
• 2.52
• 2.53
• 2.54
• 2.55
• 2.56
• 2.57
• 2.58
• 2.59
• 2.60
• 2.61
• 2.62
• 2.63
• 2.64
• 2.65
• 2.66
• 2.67
• 2.68
• 2.69
• 2.70
• 2.71
• 2.72
• 2.73
• 2.74
• 2.75
• 2.76
• 2.77
• 2.78
• 2.79
• 2.80
• 2.81
• 2.82
• 2.83
• 2.84
• 2.85
• 2.86
• 2.87
• 2.88.0

License

• open-source

CPE 2.3info

• 🔍
• 🔍
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CPE 2.2info

• 🔍
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Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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