CVE-2021-24245

Stop Spammers <= 2021.8 - Reflected Cross-Site Scripting

mediumImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

6.1

CVSS Score

6.1

CVSS Score

medium

Severity

2021.9

Patched in

1020d

Time to patch

Description

The Stop Spammers WordPress plugin before 2021.9 did not escape user input when blocking requests (such as matching a spam word), outputting it in an attribute after sanitising it to remove HTML tags, which is not sufficient and lead to a reflected Cross-Site Scripting issue.

CVSS Vector Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Low

Confidentiality

Low

Integrity

None

Availability

Technical Details

Affected versions<2021.9

PublishedApril 8, 2021

Last updatedJanuary 22, 2024

Affected pluginstop-spammer-registrations-plugin

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/2598ae85-5e91-47e6-b3f5-0d977fe80dd5?source=api-prod

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