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Vulnerability record · CVE-2026-24006 · published 22 January 2026

CVE-2026-24006: Lxsmnsyc seroval allocation without limits vulnerability

LLxsmnsyc · Seroval

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.

7.5 CVSS 3.1 High EPSS 0.45% · top 63.8% CWE-770 · Allocation without limits
7.5CVSS 3.1 base score
0.45%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/lxsmnsyc/seroval/commit/ce9408ebc87312fcad345a73c172212f2a798060 Patch
https://github.com/lxsmnsyc/seroval/security/advisories/GHSA-3j22-8qj3-26mx MitigationVendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2026-24006), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.