CVE-2026-116581 Seroval - Denial of Service

Seroval < 1.6.8 contains an insecure deserialization caused by lack of validation of sequence node's done index in fromJSON and fromCrossJSON, letting unauthenticated attackers cause denial of service by blocking event loop or exhausting memory.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Denial of Service
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
26 October 2026
Updated
27 October 2026
Weakness
CWE-835

Vendor fix

Update to version 1.6.8 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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