How severe is CVE-2019-25744?

CVE-2019-25744 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2019-25744 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2019-25744?

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

Does CVE-2019-25744 have an EU (EUVD) identifier?

Yes. CVE-2019-25744 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-20180.

When was CVE-2019-25744 published?

CVE-2019-25744 was published on 2026-06-04 and last updated on 2026-06-17.

CVE-2019-25744

CVE-2019-25744 is a medium-severity vulnerability with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v4: 5.1
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2019-20180
Weakness: CWE-79
Published: 2026-06-04
Last modified: 2026-06-17

Description

WordPress Popup Builder 3.49 contains a persistent cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts by breaking out of option tags in the post_title parameter. Attackers can submit crafted POST requests to the post.php endpoint with script payloads in the post_title field that execute when pages or posts display popup selections.

Frequently asked questions

What is CVE-2019-25744?: WordPress Popup Builder 3.49 contains a persistent cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts by breaking out of option tags in the post_title parameter. Attackers can submit crafted POST requests to the post.php endpoint with script payloads in the post_title field that execute when pages or posts display popup selections.
How severe is CVE-2019-25744?: CVE-2019-25744 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2019-25744 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2019-25744?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2019-25744 have an EU (EUVD) identifier?: Yes. CVE-2019-25744 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-20180.
When was CVE-2019-25744 published?: CVE-2019-25744 was published on 2026-06-04 and last updated on 2026-06-17.

References

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