How severe is CVE-2026-1819?

CVE-2026-1819 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-1819 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-1819?

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-2026-1819 have an EU (EUVD) identifier?

Yes. CVE-2026-1819 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-5429.

When was CVE-2026-1819 published?

CVE-2026-1819 was published on 2026-02-04 and last updated on 2026-06-17.

CVE-2026-1819

CVE-2026-1819 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. 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 8.8)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-5429
Weakness: CWE-79
Published: 2026-02-04
Last modified: 2026-06-17

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Karel Electronics Industry and Trade Inc. ViPort allows Stored XSS. This issue affects ViPort: through 23012026.

Frequently asked questions

What is CVE-2026-1819?: Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Karel Electronics Industry and Trade Inc. ViPort allows Stored XSS. This issue affects ViPort: through 23012026.
How severe is CVE-2026-1819?: CVE-2026-1819 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-1819 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-1819?: 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-2026-1819 have an EU (EUVD) identifier?: Yes. CVE-2026-1819 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-5429.
When was CVE-2026-1819 published?: CVE-2026-1819 was published on 2026-02-04 and last updated on 2026-06-17.

References

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