How severe is CVE-2022-22891?

CVE-2022-22891 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-22891 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-22891?

CVE-2022-22891 affects Jerryscript. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-22891?

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

When was CVE-2022-22891 published?

CVE-2022-22891 was published on 2022-01-21 and last updated on 2026-06-17.

CVE-2022-22891

CVE-2022-22891 is a medium-severity vulnerability in Jerryscript with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Jerryscript
Published: 2022-01-21
Last modified: 2026-06-17

Description

Jerryscript 3.0.0 was discovered to contain a SEGV vulnerability via ecma_ref_object_inline in /jerry-core/ecma/base/ecma-gc.c.

Frequently asked questions

What is CVE-2022-22891?: Jerryscript 3.0.0 was discovered to contain a SEGV vulnerability via ecma_ref_object_inline in /jerry-core/ecma/base/ecma-gc.c.
How severe is CVE-2022-22891?: CVE-2022-22891 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-22891 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-22891?: CVE-2022-22891 affects Jerryscript. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-22891?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-22891 published?: CVE-2022-22891 was published on 2022-01-21 and last updated on 2026-06-17.

References

https://github.com/jerryscript-project/jerryscript/issues/4871

Affected products (1)

cpe:2.3:a:jerryscript:jerryscript:3.0.0:*:*:*:*:*:*:*

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