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01 Record

CVE-2026-16931

IBM i is Affected By A Denial of Service Vulnerability []

HighPUBLISHEDCNA: ibm
CNA base score7.5 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

02 Description

IBM i is Affected By A Denial of Service Vulnerability []

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
  • Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.54% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 45.6% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Analyzed. NVD last modified this record on 2026-10-23.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-08-12 17:27Z2 MO AGO
Last updated
2026-08-12 18:52Z2 MO AGO
Reserved
2026-07-24
Assigning CNA
ibm
Record state
PUBLISHED
Severity
High (CVSS 7.5)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
  • CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')Base
Data version
5.2
Document digest
103857c8942aa600ee37b19ef1a2f2749a05a0abbaf28556e3ce9e6b20ab47aa

05 Affected products

VendorProductVersionsPlatforms
IBMi7.6, 7.5, 7.4, 7.3—

06 References

07 Remediation

IBM strongly recommends addressing the vulnerability now. IBM i Release5770-999 PTF Number(s)PTF Download Link(s)7.6MJ10911 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10911 7.5MJ10912 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10912 7.4MJ10913 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10913 7.3MJ10914 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10914 IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.