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CVE-2026-1376IBM i Denial of Service

Description

IBM i 7.6 could allow a remote attacker to cause a denial of service using failed authentication connections due to improper allocation of resources.

Timeline

  1. ID reserved

    By ibm

  2. · 53 days later

    Published

  3. · 1 day later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2026-1376, by who scored it
Scored byCVSSScoreVector
ibmCNA (assigner)3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVDNVD · Analyzed3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.57% · top 52% of all CVEs (12 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Affected products

  • IBM · i

    • affected 7.6

What to do

Solution: Remediation/Fixes IBM strongly recommends addressing the vulnerability now. IBM i Release 5733-SC1 PTF Number(s) PTF Download Link(s) 7.6 SJ09012 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ09012 IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.

References

References1

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

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Record last updated .