How severe is CVE-2021-24987?

CVE-2021-24987 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-24987 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24987?

CVE-2021-24987 affects Heateor Super Socializer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24987?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-24987 published?

CVE-2021-24987 was published on 2022-04-11 and last updated on 2026-06-17.

CVE-2021-24987

CVE-2021-24987 is a medium-severity vulnerability in Heateor Super Socializer with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Heateor Super Socializer
Published: 2022-04-11
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2021-24987?: 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.
How severe is CVE-2021-24987?: CVE-2021-24987 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-24987 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24987?: CVE-2021-24987 affects Heateor Super Socializer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24987?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-24987 published?: CVE-2021-24987 was published on 2022-04-11 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/a14b668f-812f-46ee-827e-0996b378f7f0

Affected products (1)

cpe:2.3:a:heateor:super_socializer:*:*:*:*:*:wordpress:*:*

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