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01 Record

CVE-2026-18102

IBM i Buffer Overflow

LowPUBLISHEDCNA: ibm
CNA base score3.5 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N

02 Description

IBM i Buffer Overflow

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.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • 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
0.30% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 22.9% of scored records. A rank, not a probability.
NVD base score
4.3 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
NVD analysis status
Analyzed. NVD last modified this record on 2026-08-24.
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
2026-08-19 20:32Z2 MO AGO
Last updated
2026-08-20 16:27Z2 MO AGO
Reserved
2026-07-28
Assigning CNA
ibm
Record state
PUBLISHED
Severity
Low (CVSS 3.5)
CNA CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N
Weaknesses
  • CWE-122Heap-based Buffer OverflowVariant
Data version
5.2
Document digest
2281d06ff3c4f7f531d8c66f82f34cdd43abbb34108f3e82ee790062b2f42adb

05 Affected products

VendorProductVersionsPlatforms
IBMi7.6, 7.5, 7.4, 7.3—

06 References

07 Remediation

IBM i Release5770-999 PTF Number(s)PTF Download Link(s)7.6MJ10886 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10886 7.5MJ10885 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10885 7.4MJ10884 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10884 7.3MJ10883 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10883 IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.