CVE-2026-8089
CVE-2026-8089 is a high-severity vulnerability with a CVSS 3.x base score of 7.1. 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: High (CVSS 3.x base score 7.1)
- EPSS exploit prediction: 0% (12th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-37557
- Weakness: CWE-79
- Published:
- Last modified:
Description
The weMail: Email Marketing, Email Automation, Newsletters, Subscribers & Email Optins for WooCommerce WordPress plugin before 2.1.3 does not properly escape a user-supplied parameter before reflecting it into an HTML attribute on a non-nonce-protected AJAX response, allowing unauthenticated attackers to deliver Reflected Cross-Site Scripting against any authenticated user (including administrators) via a crafted URL.
Frequently asked questions
- What is CVE-2026-8089?
- The weMail: Email Marketing, Email Automation, Newsletters, Subscribers & Email Optins for WooCommerce WordPress plugin before 2.1.3 does not properly escape a user-supplied parameter before reflecting it into an HTML attribute on a non-nonce-protected AJAX response, allowing unauthenticated attackers to deliver Reflected Cross-Site Scripting against any authenticated user (including administrators) via a crafted URL.
- How severe is CVE-2026-8089?
- CVE-2026-8089 has a CVSS 3.x base score of 7.1, rated high 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 low.
- Is CVE-2026-8089 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-8089?
- 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.
- Does CVE-2026-8089 have an EU (EUVD) identifier?
- Yes. CVE-2026-8089 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37557.
- When was CVE-2026-8089 published?
- CVE-2026-8089 was published 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…
- CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
- 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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