How severe is CVE-2025-0839?

CVE-2025-0839 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-0839 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-0839?

CVE-2025-0839 affects Digitalzoomstudio Zoomsounds. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-0839?

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

Does CVE-2025-0839 have an EU (EUVD) identifier?

Yes. CVE-2025-0839 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-9912.

When was CVE-2025-0839 published?

CVE-2025-0839 was published on 2025-04-05 and last updated on 2026-06-17.

CVE-2025-0839

CVE-2025-0839 is a medium-severity vulnerability in Digitalzoomstudio Zoomsounds with a CVSS 3.x base score of 6.4. 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

Severity: Medium (CVSS 3.x base score 6.4)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-9912
Weakness: CWE-79
Affected product: Digitalzoomstudio Zoomsounds
Published: 2025-04-05
Last modified: 2026-06-17

Description

The ZoomSounds plugin for WordPress is vulnerable to Stored Cross-Site Scripting via shortcodes in versions up to, and including, 6.91 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Frequently asked questions

What is CVE-2025-0839?: The ZoomSounds plugin for WordPress is vulnerable to Stored Cross-Site Scripting via shortcodes in versions up to, and including, 6.91 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
How severe is CVE-2025-0839?: CVE-2025-0839 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-0839 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-0839?: CVE-2025-0839 affects Digitalzoomstudio Zoomsounds. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-0839?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-0839 have an EU (EUVD) identifier?: Yes. CVE-2025-0839 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-9912.
When was CVE-2025-0839 published?: CVE-2025-0839 was published on 2025-04-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:digitalzoomstudio:zoomsounds:*:*:*:*:*:wordpress:*:*

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