CVE-2022-4451 Sassy Social Share < 3.3.45 - Contributor+ Stored XSS

What is CVE-2022-4451?

CVE-2022-4451 is a medium-severity cross-site scripting vulnerability in Unknown Social Sharing Plugin, published on 16 Jan 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

The Social Sharing WordPress plugin before 3.3.45 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.

Which versions are affected by CVE-2022-4451?

It affects 1 product.

Products include Heateor Sassy Social Share.

How do I fix CVE-2022-4451?

No fix has been published for CVE-2022-4451 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2022-4451 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4451 exists.

Other vulnerabilities in Unknown Social Sharing Plugin

• CVE-2021-39321 Sassy Social Share 3.3.23 PHP Object Injection High 8.8
• CVE-2024-1989 Cross-site scripting in Social Sharing Plugin – Sassy Social Share Medium 6.4
• CVE-2024-1448 Sassy Social Share <= 3.3.56 - Authenticated (Contributor+) Stored Cross-Site Scripting Medium 6.4
• CVE-2025-5528 Cross-site scripting in Social Sharing Plugin – Sassy Social Share Medium 6.1
• CVE-2024-11252 Cross-site scripting in Social Sharing Plugin – Sassy Social Share Medium 6.1

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-p6cx-v2j5-9938.