How severe is CVE-2021-23174?

CVE-2021-23174 has a CVSS 3.x base score of 3.4, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2021-23174 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 84% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-23174?

CVE-2021-23174 affects Wpchill Download Monitor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-23174?

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

When was CVE-2021-23174 published?

CVE-2021-23174 was published on 2022-01-28 and last updated on 2026-06-17.

CVE-2021-23174

CVE-2021-23174 is a low-severity vulnerability in Wpchill Download Monitor with a CVSS 3.x base score of 3.4. Its EPSS exploit-prediction score of 84% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-79.

Key facts

Severity: Low (CVSS 3.x base score 3.4)
CVSS v2: 3.5
EPSS exploit prediction: 84% (100th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Wpchill Download Monitor
Published: 2022-01-28
Last modified: 2026-06-17

Description

Authenticated (admin+) Persistent Cross-Site Scripting (XSS) vulnerability discovered in Download Monitor WordPress plugin (versions <= 4.4.6) Vulnerable parameters: &post_title, &downloadable_file_version[0].

Frequently asked questions

What is CVE-2021-23174?: Authenticated (admin+) Persistent Cross-Site Scripting (XSS) vulnerability discovered in Download Monitor WordPress plugin (versions <= 4.4.6) Vulnerable parameters: &post_title, &downloadable_file_version[0].
How severe is CVE-2021-23174?: CVE-2021-23174 has a CVSS 3.x base score of 3.4, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2021-23174 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 84% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-23174?: CVE-2021-23174 affects Wpchill Download Monitor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-23174?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-23174 published?: CVE-2021-23174 was published on 2022-01-28 and last updated on 2026-06-17.

References

https://patchstack.com/database/vulnerability/download-monitor/wordpress-download-monitor-plugin-4-4-6-authenticated-persistent-cross-site-scripting-xss-vulnerability?_s_id=cve

Affected products (1)

cpe:2.3:a:wpchill:download_monitor:*:*:*:*:*:wordpress:*:*

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