How severe is CVE-2022-28522?

CVE-2022-28522 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-2022-28522 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-28522?

CVE-2022-28522 affects Zcms Project Zcms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-28522?

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

When was CVE-2022-28522 published?

CVE-2022-28522 was published on 2022-04-26 and last updated on 2026-06-17.

CVE-2022-28522

CVE-2022-28522 is a medium-severity vulnerability in Zcms Project Zcms 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 v2: 3.5
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Zcms Project Zcms
Published: 2022-04-26
Last modified: 2026-06-17

Description

ZCMS v20170206 was discovered to contain a stored cross-site scripting (XSS) vulnerability via index.php?m=home&c=message&a=add.

Frequently asked questions

What is CVE-2022-28522?: ZCMS v20170206 was discovered to contain a stored cross-site scripting (XSS) vulnerability via index.php?m=home&c=message&a=add.
How severe is CVE-2022-28522?: CVE-2022-28522 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-2022-28522 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-28522?: CVE-2022-28522 affects Zcms Project Zcms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-28522?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-28522 published?: CVE-2022-28522 was published on 2022-04-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:zcms_project:zcms:20170206:*:*:*:*:*:*:*

More vulnerabilities in Zcms Project Zcms

CVE-2022-28521 — Critical (CVSS 9.8): ZCMS v20170206 was discovered to contain a file inclusion vulnerability via index.php?m=home&c=home&a=sp_set_config.
CVE-2015-7346 — Critical (CVSS 9.8): SQL injection vulnerability in ZCMS 1.1.
CVE-2015-7347 — Medium (CVSS 4.8): Cross-site scripting (XSS) vulnerability in ZCMS JavaServer Pages Content Management System 1.1.

All CVEs affecting Zcms Project Zcms →

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