How severe is CVE-2026-22567?

CVE-2026-22567 has a CVSS 3.x base score of 7.6, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability none.

Is CVE-2026-22567 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-22567?

CVE-2026-22567 affects Zscaler Zscaler Internet Access Admin Portal. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-22567?

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-2026-22567 have an EU (EUVD) identifier?

Yes. CVE-2026-22567 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7563.

When was CVE-2026-22567 published?

CVE-2026-22567 was published on 2026-02-23 and last updated on 2026-06-17.

CVE-2026-22567

CVE-2026-22567 is a high-severity vulnerability in Zscaler Zscaler Internet Access Admin Portal with a CVSS 3.x base score of 7.6. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.6)
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-7563
Weakness: CWE-20
Affected product: Zscaler Zscaler Internet Access Admin Portal
Published: 2026-02-23
Last modified: 2026-06-17

Description

Improper validation of user-supplied input in the ZIA Admin UI could allow an authenticated administrator to initiate backend functions through specific input fields in limited scenarios.

Frequently asked questions

What is CVE-2026-22567?: Improper validation of user-supplied input in the ZIA Admin UI could allow an authenticated administrator to initiate backend functions through specific input fields in limited scenarios.
How severe is CVE-2026-22567?: CVE-2026-22567 has a CVSS 3.x base score of 7.6, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability none.
Is CVE-2026-22567 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-22567?: CVE-2026-22567 affects Zscaler Zscaler Internet Access Admin Portal. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-22567?: 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-2026-22567 have an EU (EUVD) identifier?: Yes. CVE-2026-22567 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7563.
When was CVE-2026-22567 published?: CVE-2026-22567 was published on 2026-02-23 and last updated on 2026-06-17.

References

https://help.zscaler.com/zia/release-upgrade-summary-2025?applicable_category=zscalertwo.net&deployment_date=2025-12-17&id=1538575

Affected products (1)

cpe:2.3:a:zscaler:zscaler_internet_access_admin_portal:*:*:*:*:*:*:*:*

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