How severe is CVE-2026-24006?

CVE-2026-24006 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-2026-24006 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-24006?

CVE-2026-24006 affects Lxsmnsyc Seroval. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-24006?

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.

Does CVE-2026-24006 have an EU (EUVD) identifier?

Yes. CVE-2026-24006 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4134.

When was CVE-2026-24006 published?

CVE-2026-24006 was published on 2026-01-22 and last updated on 2026-06-17.

CVE-2026-24006

CVE-2026-24006 is a high-severity vulnerability in Lxsmnsyc Seroval 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-770.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-4134
Weakness: CWE-770
Affected product: Lxsmnsyc Seroval
Published: 2026-01-22
Last modified: 2026-06-17

Description

Seroval facilitates JS value stringification, including complex structures beyond JSON.stringify capabilities. In versions 1.4.0 and below, serialization of objects with extreme depth can exceed the maximum call stack limit. In version 1.4.1, Seroval introduces a `depthLimit` parameter in serialization/deserialization methods. An error will be thrown if the depth limit is reached.

Frequently asked questions

What is CVE-2026-24006?: Seroval facilitates JS value stringification, including complex structures beyond JSON.stringify capabilities. In versions 1.4.0 and below, serialization of objects with extreme depth can exceed the maximum call stack limit. In version 1.4.1, Seroval introduces a `depthLimit` parameter in serialization/deserialization methods. An error will be thrown if the depth limit is reached.
How severe is CVE-2026-24006?: CVE-2026-24006 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-2026-24006 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-24006?: CVE-2026-24006 affects Lxsmnsyc Seroval. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-24006?: 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.
Does CVE-2026-24006 have an EU (EUVD) identifier?: Yes. CVE-2026-24006 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4134.
When was CVE-2026-24006 published?: CVE-2026-24006 was published on 2026-01-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:lxsmnsyc:seroval:*:*:*:*:*:node.js:*:*

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