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For developers
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WordPress Plugin Vulnerabilities

Media-Tags <= 3.2.0.2 - Admin+ Stored Cross-Site Scripting

Description

The plugin does not sanitise and escape any of its Labels settings, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_htnl capability is disallowed.

Proof of Concept

https://drive.google.com/file/d/1ZXIS-q2fzZhRhTyHpHEzxc_Z2Shl4Up2/view?usp=sharing

Put the following payload in any of the Media-Tags Labels settings (/wp-admin/admin.php?page=mediatags_settings_panel): "><img src=x onerror=confirm(/XSS/)> 

Affects Plugins

media-tags
No known fix - plugin closed

References

CVE
CVE-2021-24899
URL
https://packetstormsecurity.com/files/164626/
ExploitDB
50454

Classification

Type

XSS

OWASP top 10
A7: Cross-Site Scripting (XSS)
CWE
CWE-79

Miscellaneous

Original Researcher

Akash Rajendra Patil

Submitter

Akash Rajendra Patil

Submitter website
https://akashpatil.me
Submitter twitter
skypatil98
Verified

Yes

WPVDB ID
cf4b266c-d68e-4add-892a-d01a31987a4b

Timeline

Publicly Published

2021-10-25 (about 1 years ago)

Added

2021-10-26 (about 1 years ago)

Last Updated

2022-04-13 (about 9 months ago)

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