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VulnerabilityPublished

CVE-2026-116581: lxsmnsyc seroval · Infinite Loop

Affects lxsmnsyc serovalSource CVE Database V5

0

Not known to be exploited · CVSS 7.5 High : upgrade to 1.6.8 soon.

Data as of 26 Oct 2026, 21:13 UTC

CVSS 3.1 base score
7.5High
How severe the flaw is on the 0–10 CVSS scale.
Patch
Available – fixed in 1.6.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 26 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Upgrade lxsmnsyc seroval to 1.6.8.

Affected software

ProductAffectedFixed in
lxsmnsycserovalAffected
  • <1.6.8
Fixed in
  • 1.6.8

AI-suggested

Upgrade to seroval version 1.6.8 or later, where this issue is fixed. No other mitigation is indicated.

Description

A vulnerability in lxsmnsyc seroval prior to version 1.6.8 allows an attacker to craft a done index in a sequence node that causes an infinite loop during JavaScript value stringification. This can block the event loop, exhaust process memory, or make the service unavailable. The issue is fixed in version 1.6.8.

References

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