How severe is CVE-2021-24777?

CVE-2021-24777 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-24777 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24777?

CVE-2021-24777 affects Hotscot Contact Form. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24777?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-24777 published?

CVE-2021-24777 was published on 2022-03-07 and last updated on 2026-06-17.

CVE-2021-24777

CVE-2021-24777 is a high-severity vulnerability in Hotscot Contact Form with a CVSS 3.x base score of 7.2. 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-89.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Hotscot Contact Form
Published: 2022-03-07
Last modified: 2026-06-17

Description

The view submission functionality in the Hotscot Contact Form WordPress plugin before 1.3 makes a get request with the sub_id parameter which not sanitised, escaped or validated before inserting to a SQL statement, leading to an SQL injection.

Frequently asked questions

What is CVE-2021-24777?: The view submission functionality in the Hotscot Contact Form WordPress plugin before 1.3 makes a get request with the sub_id parameter which not sanitised, escaped or validated before inserting to a SQL statement, leading to an SQL injection.
How severe is CVE-2021-24777?: CVE-2021-24777 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-24777 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24777?: CVE-2021-24777 affects Hotscot Contact Form. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24777?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-24777 published?: CVE-2021-24777 was published on 2022-03-07 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/2dfde2ef-1b33-4dc9-aa3e-02d319effb3a

Affected products (1)

cpe:2.3:a:hotscot:contact_form:*:*:*:*:*:wordpress:*:*

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