How severe is CVE-2019-25389?

CVE-2019-25389 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-2019-25389 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-25389?

CVE-2019-25389 affects Smoothwall Smoothwall Express. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-25389?

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

Does CVE-2019-25389 have an EU (EUVD) identifier?

Yes. CVE-2019-25389 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-19626.

When was CVE-2019-25389 published?

CVE-2019-25389 was published on 2026-02-16 and last updated on 2026-06-17.

CVE-2019-25389

CVE-2019-25389 is a medium-severity vulnerability in Smoothwall Smoothwall Express 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)
CVSS v4: 5.1
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2019-19626
Weakness: CWE-79
Affected product: Smoothwall Smoothwall Express
Published: 2026-02-16
Last modified: 2026-06-17

Description

Smoothwall Express 3.1-SP4-polar-x86_64-update9 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts by manipulating the MACHINES parameter. Attackers can craft requests to the timedaccess.cgi endpoint with script payloads in the MACHINES parameter to execute arbitrary JavaScript in users' browsers.

Frequently asked questions

What is CVE-2019-25389?: Smoothwall Express 3.1-SP4-polar-x86_64-update9 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts by manipulating the MACHINES parameter. Attackers can craft requests to the timedaccess.cgi endpoint with script payloads in the MACHINES parameter to execute arbitrary JavaScript in users' browsers.
How severe is CVE-2019-25389?: CVE-2019-25389 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-2019-25389 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-25389?: CVE-2019-25389 affects Smoothwall Smoothwall Express. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-25389?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2019-25389 have an EU (EUVD) identifier?: Yes. CVE-2019-25389 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-19626.
When was CVE-2019-25389 published?: CVE-2019-25389 was published on 2026-02-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:smoothwall:smoothwall_express:3.1:sp4:*:*:-:*:*:*

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CVE-2019-25395 — High (CVSS 7.2): Smoothwall Express 3.1-SP4-polar-x86_64-update9 contains multiple stored cross-site scripting vulnerabilities in the…
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