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How it worksPricing
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WordPress Plugin Vulnerabilities

Smart SEO Tool < 3.0.6 - Reflected Cross-Site Scripting

Description

The plugin does not sanitise and escape the search parameter before outputting it back in an attribute when the TDK optimisation setting is enabled, leading to a Reflected Cross-Site Scripting

Proof of Concept

With the "TDK optimization" setting enabled (7th page, first one): https://example.com/?s=123456"><sCrIpT>alert(/XSS/)</ScRiPt> 

Affects Plugins

smart-seo-tool
Fixed in version 3.0.6

References

CVE
CVE-2021-24976
URL
https://plugins.trac.wordpress.org/changeset/2637305

Classification

Type

XSS

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

Miscellaneous

Original Researcher

lnsmile

Submitter

lnsmile

Verified

Yes

WPVDB ID
7d5f58a8-bee4-46be-9c08-d272678338f0

Timeline

Publicly Published

2021-12-22 (about 1 years ago)

Added

2021-12-22 (about 1 years ago)

Last Updated

2022-04-16 (about 9 months ago)

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