How severe is CVE-2022-1798?

CVE-2022-1798 has a CVSS 3.x base score of 8.7, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability high.

Is CVE-2022-1798 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-1798?

CVE-2022-1798 affects Kubevirt. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-1798?

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-2022-1798 published?

CVE-2022-1798 was published on 2022-09-15 and last updated on 2026-06-17.

CVE-2022-1798

CVE-2022-1798 is a high-severity vulnerability in Kubevirt with a CVSS 3.x base score of 8.7. 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-22.

Key facts

Severity: High (CVSS 3.x base score 8.7)
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Kubevirt
Published: 2022-09-15
Last modified: 2026-06-17

Description

A path traversal vulnerability in KubeVirt versions up to 0.56 (and 0.55.1) on all platforms allows a user able to configure the kubevirt to read arbitrary files on the host filesystem which are publicly readable or which are readable for UID 107 or GID 107. /proc/self/<> is not accessible.

Frequently asked questions

What is CVE-2022-1798?: A path traversal vulnerability in KubeVirt versions up to 0.56 (and 0.55.1) on all platforms allows a user able to configure the kubevirt to read arbitrary files on the host filesystem which are publicly readable or which are readable for UID 107 or GID 107. /proc/self/<> is not accessible.
How severe is CVE-2022-1798?: CVE-2022-1798 has a CVSS 3.x base score of 8.7, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability high.
Is CVE-2022-1798 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-1798?: CVE-2022-1798 affects Kubevirt. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-1798?: 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-2022-1798 published?: CVE-2022-1798 was published on 2022-09-15 and last updated on 2026-06-17.

References

https://github.com/kubevirt/kubevirt/security/advisories/GHSA-qv98-3369-g364

Affected products (1)

cpe:2.3:a:kubevirt:kubevirt:*:*:*:*:*:kubernetes:*:*

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