How severe is CVE-2022-36220?

CVE-2022-36220 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-36220 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-36220?

CVE-2022-36220 affects Ethz Safe Exam Browser. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-36220?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2022-36220 published?

CVE-2022-36220 was published on 2022-08-19 and last updated on 2026-06-17.

CVE-2022-36220

CVE-2022-36220 is a critical-severity vulnerability in Ethz Safe Exam Browser with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ethz Safe Exam Browser
Published: 2022-08-19
Last modified: 2026-06-17

Description

Kiosk breakout (without quit password) in Safe Exam Browser (Windows) <3.4.0, which allows an attacker to achieve code execution via the browsers' print dialog.

Frequently asked questions

What is CVE-2022-36220?: Kiosk breakout (without quit password) in Safe Exam Browser (Windows) <3.4.0, which allows an attacker to achieve code execution via the browsers' print dialog.
How severe is CVE-2022-36220?: CVE-2022-36220 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-36220 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-36220?: CVE-2022-36220 affects Ethz Safe Exam Browser. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-36220?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-36220 published?: CVE-2022-36220 was published on 2022-08-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ethz:safe_exam_browser:*:*:*:*:*:windows:*:*