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Fencer Vulns
critical 9.4

CVE-2026-76937 json

Heap-based Buffer Overflow Vulnerability in JP1/Automatic Job Management System 3

published 2026-10-27 13 d ago modified 2026-11-04 4 d ago also EUVD-2026-110659

cvss
9.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 39%
public exploits
0
none known

Summary

Heap-based Buffer Overflow Vulnerability in JP1/Automatic Job Management System 3.

This issue affects JP1/Automatic Job Management System 3 - Manager: from 10-00 before 13-50-31.

Patch / fix

  • Hitachi JP1/Automatic Job Management System 3 - Manager 11-50-39, 12-60-53, 13-50-31

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
4 d ago

Exploit prediction

0.45% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

Affected products

  • Hitachi JP1/Automatic Job Management System 3 - Manager

Classification

Weakness
  • CWE-122 Heap-based Buffer Overflow

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.