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CVE-2021-24987

MEDIUMCVSS 6.1/10EPSS 1.90%

Last modified

CVE-2021-24987 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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.. EPSS estimates a 1.90% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
6.1/10

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

EPSS Probability
1.90%

77.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
HeateorSuper Socializer< 7.13.30

References

Timeline

Published
Last Modified
Status
Modified

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 score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.90% probability of exploitation in the next 30 days.
How do I fix CVE-2021-24987?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-24987?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST