How severe is CVE-2025-3598?

CVE-2025-3598 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-2025-3598 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-3598?

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

Does CVE-2025-3598 have an EU (EUVD) identifier?

Yes. CVE-2025-3598 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-11848.

When was CVE-2025-3598 published?

CVE-2025-3598 was published on 2025-04-18 and last updated on 2026-06-17.

CVE-2025-3598

CVE-2025-3598 is a medium-severity vulnerability 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)
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-11848
Weakness: CWE-79
Published: 2025-04-18
Last modified: 2026-06-17

Description

The Coupon Affiliates – Affiliate Plugin for WooCommerce plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the commission_summary parameter in all versions up to, and including, .6.3.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Frequently asked questions

What is CVE-2025-3598?: The Coupon Affiliates – Affiliate Plugin for WooCommerce plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the commission_summary parameter in all versions up to, and including, .6.3.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
How severe is CVE-2025-3598?: CVE-2025-3598 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-2025-3598 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-3598?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-3598 have an EU (EUVD) identifier?: Yes. CVE-2025-3598 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-11848.
When was CVE-2025-3598 published?: CVE-2025-3598 was published on 2025-04-18 and last updated on 2026-06-17.

References

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

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CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
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CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

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