How severe is CVE-2021-24996?

CVE-2021-24996 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-2021-24996 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24996?

CVE-2021-24996 affects Wki Idpay For Contact Form 7. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24996?

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

When was CVE-2021-24996 published?

CVE-2021-24996 was published on 2022-03-14 and last updated on 2026-06-17.

CVE-2021-24996

CVE-2021-24996 is a medium-severity vulnerability in Wki Idpay For Contact Form 7 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: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Wki Idpay For Contact Form 7
Published: 2022-03-14
Last modified: 2026-06-17

Description

The IDPay for Contact Form 7 WordPress plugin through 2.1.2 does not sanitise and escape the idpay_error parameter before outputting it back in the page leading to a Reflected Cross-Site Scripting

Frequently asked questions

What is CVE-2021-24996?: The IDPay for Contact Form 7 WordPress plugin through 2.1.2 does not sanitise and escape the idpay_error parameter before outputting it back in the page leading to a Reflected Cross-Site Scripting
How severe is CVE-2021-24996?: CVE-2021-24996 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-2021-24996 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24996?: CVE-2021-24996 affects Wki Idpay For Contact Form 7. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24996?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-24996 published?: CVE-2021-24996 was published on 2022-03-14 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/6ee14423-f7ff-4433-987a-a1a6b7bd65e3

Affected products (1)

cpe:2.3:a:wki:idpay_for_contact_form_7:*:*:*:*:*:wordpress:*:*

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