How severe is CVE-2026-22704?

CVE-2026-22704 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-22704 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-22704?

CVE-2026-22704 affects Psu Haxcms-nodejs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-22704?

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-2026-22704 have an EU (EUVD) identifier?

Yes. CVE-2026-22704 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-1866.

When was CVE-2026-22704 published?

CVE-2026-22704 was published on 2026-01-10 and last updated on 2026-06-17.

CVE-2026-22704

CVE-2026-22704 is a high-severity vulnerability in Psu Haxcms-nodejs with a CVSS 3.x base score of 8.0. 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 8.0)
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-1866
Weakness: CWE-79
Affected product: Psu Haxcms-nodejs
Published: 2026-01-10
Last modified: 2026-06-17

Description

HAX CMS helps manage microsite universe with PHP or NodeJs backends. In versions 11.0.6 to before 25.0.0, HAX CMS is vulnerable to stored XSS, which could lead to account takeover. This issue has been patched in version 25.0.0.

Frequently asked questions

What is CVE-2026-22704?: HAX CMS helps manage microsite universe with PHP or NodeJs backends. In versions 11.0.6 to before 25.0.0, HAX CMS is vulnerable to stored XSS, which could lead to account takeover. This issue has been patched in version 25.0.0.
How severe is CVE-2026-22704?: CVE-2026-22704 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-22704 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-22704?: CVE-2026-22704 affects Psu Haxcms-nodejs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-22704?: 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-2026-22704 have an EU (EUVD) identifier?: Yes. CVE-2026-22704 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-1866.
When was CVE-2026-22704 published?: CVE-2026-22704 was published on 2026-01-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:psu:haxcms-nodejs:11.0.6:*:*:*:*:node.js:*:*

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