How severe is CVE-2024-33259?

CVE-2024-33259 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-2024-33259 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-33259?

CVE-2024-33259 affects Jerryscript. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-33259?

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

Does CVE-2024-33259 have an EU (EUVD) identifier?

Yes. CVE-2024-33259 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-31004.

When was CVE-2024-33259 published?

CVE-2024-33259 was published on 2024-04-26 and last updated on 2026-06-17.

CVE-2024-33259

CVE-2024-33259 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-400.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-31004
Weakness: CWE-400
Affected product: Jerryscript
Published: 2024-04-26
Last modified: 2026-06-17

Description

Jerryscript commit cefd391 was discovered to contain a segmentation violation via the component scanner_seek at jerry-core/parser/js/js-scanner-util.c.

Frequently asked questions

What is CVE-2024-33259?: Jerryscript commit cefd391 was discovered to contain a segmentation violation via the component scanner_seek at jerry-core/parser/js/js-scanner-util.c.
How severe is CVE-2024-33259?: CVE-2024-33259 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-2024-33259 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-33259?: CVE-2024-33259 affects Jerryscript. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-33259?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-33259 have an EU (EUVD) identifier?: Yes. CVE-2024-33259 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-31004.
When was CVE-2024-33259 published?: CVE-2024-33259 was published on 2024-04-26 and last updated on 2026-06-17.

References

https://github.com/jerryscript-project/jerryscript/issues/5132

Affected products (1)

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

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