CVE-2021-24871

CVE-2021-24871 is a medium-severity vulnerability in Get Custom Field Values Project Get Custom Field Values with a CVSS 3.x base score of 5.4. 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

Description

The Get Custom Field Values WordPress plugin before 4.0.1 does not escape custom fields before outputting them in the page, which could allow users with a role as low as contributor to perform Cross-Site Scripting attacks

Frequently asked questions

What is CVE-2021-24871?
The Get Custom Field Values WordPress plugin before 4.0.1 does not escape custom fields before outputting them in the page, which could allow users with a role as low as contributor to perform Cross-Site Scripting attacks
How severe is CVE-2021-24871?
CVE-2021-24871 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-24871 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24871?
CVE-2021-24871 affects Get Custom Field Values Project Get Custom Field Values. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24871?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-24871 published?
CVE-2021-24871 was published on 2021-12-13 and last updated on 2026-06-17.

References

Affected products (1)

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