How severe is CVE-2022-28109?

CVE-2022-28109 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-28109 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-2022-28109?

CVE-2022-28109 primarily affects Selenium Selenium Grid. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-28109?

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-2022-28109 published?

CVE-2022-28109 was published on 2022-04-15 and last updated on 2026-06-17.

CVE-2022-28109

CVE-2022-28109 is a high-severity vulnerability in Selenium Selenium Grid with a CVSS 3.x base score of 8.8. 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-352.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Selenium Selenium Grid
Published: 2022-04-15
Last modified: 2026-06-17

Description

Selenium Selenium Grid (formerly Selenium Standalone Server) Fixed in 4.0.0-alpha-7 is affected by: DNS rebinding. The impact is: execute arbitrary code (remote). The component is: WebDriver endpoint of Selenium Grid / Selenium Standalone Server. The attack vector is: Triggered by browsing to to a malicious remote web server. The WebDriver endpoint of Selenium Server (Grid) is vulnerable to DNS rebinding. This can be used to execute arbitrary code on the machine.

Frequently asked questions

What is CVE-2022-28109?: Selenium Selenium Grid (formerly Selenium Standalone Server) Fixed in 4.0.0-alpha-7 is affected by: DNS rebinding. The impact is: execute arbitrary code (remote). The component is: WebDriver endpoint of Selenium Grid / Selenium Standalone Server. The attack vector is: Triggered by browsing to to a malicious remote web server. The WebDriver endpoint of Selenium Server (Grid) is vulnerable to DNS rebinding. This can be used to execute arbitrary code on the machine.
How severe is CVE-2022-28109?: CVE-2022-28109 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-28109 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-2022-28109?: CVE-2022-28109 primarily affects Selenium Selenium Grid. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-28109?: 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-2022-28109 published?: CVE-2022-28109 was published on 2022-04-15 and last updated on 2026-06-17.

References

Affected products (8)

cpe:2.3:a:selenium:selenium_grid:*:*:*:*:*:*:*:*
cpe:2.3:a:selenium:selenium_grid:4.0.0:-:*:*:*:*:*:*
cpe:2.3:a:selenium:selenium_grid:4.0.0:alpha1:*:*:*:*:*:*
cpe:2.3:a:selenium:selenium_grid:4.0.0:alpha2:*:*:*:*:*:*
cpe:2.3:a:selenium:selenium_grid:4.0.0:alpha3:*:*:*:*:*:*
cpe:2.3:a:selenium:selenium_grid:4.0.0:alpha4:*:*:*:*:*:*
cpe:2.3:a:selenium:selenium_grid:4.0.0:alpha5:*:*:*:*:*:*
cpe:2.3:a:selenium:selenium_grid:4.0.0:alpha6:*:*:*:*:*:*

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