How severe is CVE-2023-31914?

CVE-2023-31914 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-2023-31914 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-31914?

CVE-2023-31914 affects Jerryscript. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-31914?

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

When was CVE-2023-31914 published?

CVE-2023-31914 was published on 2023-05-12 and last updated on 2026-06-17.

CVE-2023-31914

CVE-2023-31914 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. The underlying weakness is classified as CWE-770.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-770
Affected product: Jerryscript
Published: 2023-05-12
Last modified: 2026-06-17

Description

Jerryscript 3.0 (commit 05dbbd1) was discovered to contain out-of-memory issue in malloc.

Frequently asked questions

What is CVE-2023-31914?: Jerryscript 3.0 (commit 05dbbd1) was discovered to contain out-of-memory issue in malloc.
How severe is CVE-2023-31914?: CVE-2023-31914 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-2023-31914 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-31914?: CVE-2023-31914 affects Jerryscript. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-31914?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-31914 published?: CVE-2023-31914 was published on 2023-05-12 and last updated on 2026-06-17.

References

https://github.com/jerryscript-project/jerryscript/issues/5071

Affected products (1)

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

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