CVE-2024-8549

Simple Calendar – Google Calendar Plugin <= 3.4.2 - Reflected Cross-Site Scripting

The Simple Calendar – Google Calendar Plugin plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg without appropriate escaping on the URL in all versions up to, and including, 3.4.2. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

We have discovered 12,564 live websites that are affected by CVE-2024-8549.

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Affected Software

Product  Simple Calendar
Category Wordpress Plugins
Vulnerable Domains12,564 live websites (40.24% of Simple Calendar install base)
Vulnerable Versions
  • from 0 through 3.4.2
Vulnerable Versions Count100 versions ( 87.72% of all versions)


Common Weakness Enumeration

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')



Details

  • Published - Sep 25, 2024
  • Updated - Sep 25, 2024

Credits

  • Dale Mavers (finder)

CVE-2024-8549 usage by Country

United States4,879 websites


Germany1,604 websites
Japan936 websites
France750 websites
GB400 websites
Spain325 websites
Denmark311 websites
Netherlands297 websites
Italy232 websites
Switzerland219 websites

CVE-2024-8549 usage by TLD

.com3,749 websites
.org2,354 websites
.de1,048 websites
.fr334 websites
.net323 websites
.nl301 websites
.co.uk243 websites
.ca226 websites
.jp225 websites
.at200 websites

Vulnerable Versions

Vulnerable versions are highlighted in red

Websites affected by CVE-2024-8549

Top websites that are affected by CVE-2024-8549. Please click on the "Contact us" link to get more information.
DomainCountryRankContacts
*****.gov United States**,***
*****.****.cat Spain**,***
*************.org United States**,***
***.org United States**,***
****.**.jp Japan***,***
******.org United States***,***
****.org United States***,***
****.com United States***,***
*******.**.***.br Brazil***,***
**********.com United States***,***
See full domain list

FAQ

CVE-2024-8549 is Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Simple Calendar
A total of 12,564 websites have been identified as vulnerable to CVE-2024-8549, discovered through global website indexing conducted by WebTechSurvey.
Simple Calendar is susceptible to CVE-2024-8549 vulnerability.
Simple Calendar versions before, and including, 3.4.2 are vulnerable to CVE-2024-8549.