How severe is CVE-2022-28948?

CVE-2022-28948 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-28948 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-28948?

CVE-2022-28948 primarily affects Yaml Project Yaml. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-28948?

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-2022-28948 published?

CVE-2022-28948 was published on 2022-05-19 and last updated on 2026-06-17.

CVE-2022-28948

CVE-2022-28948 is a high-severity vulnerability in Yaml Project Yaml with a CVSS 3.x base score of 7.5. 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-502.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Yaml Project Yaml
Published: 2022-05-19
Last modified: 2026-06-17

Description

An issue in the Unmarshal function in Go-Yaml v3 causes the program to crash when attempting to deserialize invalid input.

Frequently asked questions

What is CVE-2022-28948?: An issue in the Unmarshal function in Go-Yaml v3 causes the program to crash when attempting to deserialize invalid input.
How severe is CVE-2022-28948?: CVE-2022-28948 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-28948 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-28948?: CVE-2022-28948 primarily affects Yaml Project Yaml. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-28948?: 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-2022-28948 published?: CVE-2022-28948 was published on 2022-05-19 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:yaml_project:yaml:3.0.0:*:*:*:*:go:*:*
cpe:2.3:a:netapp:astra_trident:-:*:*:*:*:*:*:*

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