How severe is CVE-2021-25039?

CVE-2021-25039 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-2021-25039 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-2021-25039?

CVE-2021-25039 affects Obtaininfotech Multisite Content Copier/updater. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-25039?

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

When was CVE-2021-25039 published?

CVE-2021-25039 was published on 2022-03-07 and last updated on 2026-06-17.

CVE-2021-25039

CVE-2021-25039 is a medium-severity vulnerability in Obtaininfotech Multisite Content Copier/updater 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: Obtaininfotech Multisite Content Copier/updater
Published: 2022-03-07
Last modified: 2026-06-17

Description

The WordPress Multisite Content Copier/Updater WordPress plugin before 2.1.0 does not sanitise and escape the wmcc_content_type, wmcc_source_blog and wmcc_record_per_page parameters before outputting them back in attributes, leading to Reflected Cross-Site Scripting issues

Frequently asked questions

What is CVE-2021-25039?: The WordPress Multisite Content Copier/Updater WordPress plugin before 2.1.0 does not sanitise and escape the wmcc_content_type, wmcc_source_blog and wmcc_record_per_page parameters before outputting them back in attributes, leading to Reflected Cross-Site Scripting issues
How severe is CVE-2021-25039?: CVE-2021-25039 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-2021-25039 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-2021-25039?: CVE-2021-25039 affects Obtaininfotech Multisite Content Copier/updater. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-25039?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-25039 published?: CVE-2021-25039 was published on 2022-03-07 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/c92eb2bf-0a5d-40b9-b0be-1820e7b9bebb

Affected products (1)

cpe:2.3:a:obtaininfotech:multisite_content_copier\/updater:*:*:*:*:*:wordpress:*:*

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