CVE-2021-24987: Super Socializer < 7.13.30 - Reflected Cross-Site Scripting

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-04-11 · updated 2026-06-17
Weakness: CWE-79

Description

The Social Share, Social Login and Social Comments Plugin WordPress plugin before 7.13.30 does not sanitise and escape the urls parameter in its the_champ_sharing_count AJAX action (available to both unauthenticated and authenticated users) before outputting it back in the response, leading to a Reflected Cross-Site Scripting issue.

Affected products

the_champ Social Share, Social Login and Social Comments Plugin – Super Socializer: before 7.13.30 — fixed in 7.13.30

How to fix

Upgrade to a fixed version: the_champ Social Share, Social Login and Social Comments Plugin – Super Socializer 7.13.30. Check the vendor advisory for mitigations.

References

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