CVE-2026-18102

mediumpriority · track · 17EPSS 0.003 · 23 %ileDEUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.30% (23rd) EPSS

CVSS 4.3 · medium

Is it mine?

8 products

Check your exposure

Who says so?

2 sources

cert_bund · nvd

EPSS · scored 2026-10-27

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to overwrite adjacent memory due to an integer underflow during bounds checking.

cvss

Technical severity, 0–10. One row per scoring source.

4.3

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.5–4.3

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 1.4

v3.13.5lowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:Nsecondary · psirt@us.ibm.com USexploitability 1.8 · impact 1.4

v3.14mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-122US

affected products (8)

Products and version ranges known to be affected.

IBM i 7.3all versionscert_bundDEcpe:/o:ibm:i:7.3
IBM i 7.4all versionscert_bundDEcpe:/o:ibm:i:7.4
IBM i 7.5all versionscert_bundDEcpe:/o:ibm:i:7.5
IBM i 7.6all versionscert_bundDEcpe:/o:ibm:i:7.6
ibm i= 7.3nvdUScpe:2.3:a:ibm:i:*:*:*:*:*:*:*:*
ibm i= 7.4nvdUScpe:2.3:a:ibm:i:*:*:*:*:*:*:*:*
ibm i= 7.5nvdUScpe:2.3:a:ibm:i:*:*:*:*:*:*:*:*
ibm i= 7.6nvdUScpe:2.3:a:ibm:i:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-2874IBM i: Mehrere SchwachstellenDeutsch2026-08-17csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann mehrere Schwachstellen in IBM i ausnutzen, um einen Denial of Service Angriff durchzuführen, Daten zu manipulieren oder vertrauliche Informationen offenzulegen.

sources

Which sources assert this record, and when.

cert_bund nvd NVD CVE.org MITRE

published 2026-08-19modified 2026-08-24

references (1) nvd

External citations — patches, advisories, analysis.

https://www.ibm.com/support/pages/node/7283297Vendor Advisory

scry

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