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medium·Product Based Web Vulnerabilities·Updated Jan 3, 2024

CVE-2023-3936 Scanner

Detects 'Cross-Site Scripting (XSS)' vulnerability in Blog2Social plugin for WordPress affects v. before 7.2.1.

Est. Time~10 seconds
Scan TypeSingle Scan
Targetsdomain, ipv4, subdomain
CostFree
2.7k
Times Used
continuous scan runs
5.8k
Continuously Checked
assets under CS
0
Vulnerabilities Found
confirmed findings
References
CVECVE-2023-3936
6.1
CVSSmedium
Exploitable remotely over the internet · no authentication required · user interaction needed.

The Blog2Social WordPress plugin before 7.2.1 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

Attack Vector
Network
Privileges Req.
None
User Interaction
Required
Affected
Blog2Social: Social Media Auto Post & Scheduler
AFFECTED< 7.2.1SAFE ✓≥ 7.2.1
Updated Aug 22, 2026View on NVD →
Detail

The Blog2Social plugin for WordPress is a tool designed to help bloggers and website owners to easily share and promote their content on social media platforms. It allows users to schedule and share their content across various social media channels, such as Facebook, Twitter, Instagram, and LinkedIn, through a simple and user-friendly interface. 

However, users of the Blog2Social plugin were recently alerted to a major vulnerability in the system. A Reflected Cross-Site Scripting (XSS) vulnerability, identified as CVE-2023-3936, was detected in versions of the plugin prior to 7.2.1. This vulnerability allows hackers to potentially take advantage of high privilege users, such as an admin, by injecting malicious code into the system and exploiting its weaknesses to cause significant damage. 

If this vulnerability is exploited, it can lead to an attacker accessing sensitive information, such as login credentials, and steal confidential data. The attacker can also take full control of the website, with the ability to modify, add or delete any content they wish. Consequently, this can be catastrophic for the website's reputation, and lead to financial loss, as well as damage to the brand’s image. 

It's important to note that those using the free version of the Blog2Social plugin will not have access to updates, fixes or patches. To protect against vulnerabilities and respond to threats effectively, users need to have access to a good security solution. At s4e.io, businesses and individuals can leverage features such as website scanning, vulnerability assessment and a vulnerability management platform to manage their website security needs effectively. By being informed and proactive, users can mitigate risks, protect digital assets and safeguard their business's reputation.

 

REFERENCES

Solution Advice

Website owners can take the following precautions to prevent the Blog2Social vulnerability from being exploited:

  • Update Blog2Social to the latest version (7.2.1 or upper) as soon as possible
  • Configure the WordPress Security settings to the highest level
  • Deploy a Web Application Firewall (WAF)
  • Implement robust Access Control systems
  • Conduct regular website scans and backups

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CVE-2023-3936 scanner - Cross-Site Scripting (XSS) vulnerability in Blog2Social plugin for WordPress | S4E