How severe is CVE-2023-32721?

CVE-2023-32721 has a CVSS 3.x base score of 7.6, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity high, and availability none.

Is CVE-2023-32721 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-2023-32721?

CVE-2023-32721 primarily affects Zabbix. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-32721?

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.

When was CVE-2023-32721 published?

CVE-2023-32721 was published on 2023-10-12 and last updated on 2026-06-17.

CVE-2023-32721

CVE-2023-32721 is a high-severity vulnerability in Zabbix 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-79.

Key facts

Severity: High (CVSS 3.x base score 7.6)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Zabbix
Published: 2023-10-12
Last modified: 2026-06-17

Description

A stored XSS has been found in the Zabbix web application in the Maps element if a URL field is set with spaces before URL.

Frequently asked questions

What is CVE-2023-32721?: A stored XSS has been found in the Zabbix web application in the Maps element if a URL field is set with spaces before URL.
How severe is CVE-2023-32721?: CVE-2023-32721 has a CVSS 3.x base score of 7.6, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity high, and availability none.
Is CVE-2023-32721 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-2023-32721?: CVE-2023-32721 primarily affects Zabbix. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-32721?: 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.
When was CVE-2023-32721 published?: CVE-2023-32721 was published on 2023-10-12 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:zabbix:zabbix:*:*:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:7.0.0:alpha1:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:7.0.0:alpha2:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:7.0.0:alpha3:*:*:*:*:*:*

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