How severe is CVE-2025-31853?

CVE-2025-31853 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-31853 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-31853?

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

Does CVE-2025-31853 have an EU (EUVD) identifier?

Yes. CVE-2025-31853 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-9191.

When was CVE-2025-31853 published?

CVE-2025-31853 was published on 2025-04-01 and last updated on 2026-06-17.

CVE-2025-31853

CVE-2025-31853 is a medium-severity vulnerability with a CVSS 3.x base score of 5.9. 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 5.9)
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-9191
Weakness: CWE-79
Published: 2025-04-01
Last modified: 2026-06-17

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Erez Hadas-Sonnenschein Smartarget Popup smartarget-popup allows Stored XSS.This issue affects Smartarget Popup: from n/a through <= 1.5.

Frequently asked questions

What is CVE-2025-31853?: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Erez Hadas-Sonnenschein Smartarget Popup smartarget-popup allows Stored XSS.This issue affects Smartarget Popup: from n/a through <= 1.5.
How severe is CVE-2025-31853?: CVE-2025-31853 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-31853 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-31853?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-31853 have an EU (EUVD) identifier?: Yes. CVE-2025-31853 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-9191.
When was CVE-2025-31853 published?: CVE-2025-31853 was published on 2025-04-01 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/smartarget-popup/vulnerability/wordpress-smartarget-popup-plugin-1-4-cross-site-scripting-xss-vulnerability?_s_id=cve

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