How severe is CVE-2022-40626?

CVE-2022-40626 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity low, and availability none.

Is CVE-2022-40626 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-40626?

CVE-2022-40626 primarily affects Zabbix. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-40626?

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

When was CVE-2022-40626 published?

CVE-2022-40626 was published on 2022-09-14 and last updated on 2026-06-17.

CVE-2022-40626

CVE-2022-40626 is a medium-severity vulnerability in Zabbix with a CVSS 3.x base score of 4.8. 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: Medium (CVSS 3.x base score 4.8)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Zabbix
Published: 2022-09-14
Last modified: 2026-06-17

Description

An unauthenticated user can create a link with reflected Javascript code inside the backurl parameter and send it to other authenticated users in order to create a fake account with predefined login, password and role in Zabbix Frontend.

Frequently asked questions

What is CVE-2022-40626?: An unauthenticated user can create a link with reflected Javascript code inside the backurl parameter and send it to other authenticated users in order to create a fake account with predefined login, password and role in Zabbix Frontend.
How severe is CVE-2022-40626?: CVE-2022-40626 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity low, and availability none.
Is CVE-2022-40626 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-40626?: CVE-2022-40626 primarily affects Zabbix. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-40626?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-40626 published?: CVE-2022-40626 was published on 2022-09-14 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:zabbix:zabbix:*:*:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:6.2.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*

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