CVE-2026-14509

mediumpriority · track · 24EPSS 0.003 · 18 %ileDENLUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.27% (18th) EPSS

CVSS 5.9 · medium

Is it mine?

15 products

Check your exposure

Who says so?

3 sources

cert_bund · ncsc_nl · nvd

EPSS · scored 2026-10-26

IBM DataPower Gateway 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2 could allow a remote attacker to cause a denial of service due to algorithmic complexity in linked-list traversal.

cvss

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

5.9

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.15.9mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · psirt@us.ibm.com USexploitability 2.2 · impact 3.6

v3.15.4mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.15.9mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · NCSC-NL NL

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-400US

affected products (15)

Products and version ranges known to be affected.

IBM DataPower Gateway <10.5.0.23all versionscert_bundDE
IBM DataPower Gateway <10.6.0.11all versionscert_bundDE
IBM DataPower Gateway <11.0.0.3all versionscert_bundDE
IBM DataPower Gateway< 10.5.0.23cert_bundDE
IBM DataPower Gateway< 10.6.0.11cert_bundDE
IBM DataPower Gateway< 11.0.0.3cert_bundDE
IBM DataPower Gateway≤ vers:unknown/*ncsc_nlNL
IBM DataPower Gateway 10.5.0≤ vers:unknown/*ncsc_nlNL
IBM DataPower Gateway 10.6.0≤ vers:unknown/*ncsc_nlNL
IBM DataPower Gateway 10.6CD≤ vers:unknown/*ncsc_nlNL
IBM DataPower Gateway 11.0.0≤ vers:unknown/*ncsc_nlNL
ibm datapower gateway10.5.0.0 → 10.5.0.23nvdUScpe:2.3:a:ibm:datapower_gateway:*:*:*:*:*:*:*:*
ibm datapower gateway10.6.0.0 → 10.6.0.11nvdUScpe:2.3:a:ibm:datapower_gateway:*:*:*:*:*:*:*:*
ibm datapower gateway10.6.1.0 → 11.0.0.3nvdUScpe:2.3:a:ibm:datapower_gateway:*:*:*:*:*:*:*:*
ibm datapower gateway11.0.0.0 → 11.0.0.3nvdUScpe:2.3:a:ibm:datapower_gateway:*:*:*:*:*:*:*:*

advisories (2)

Vendor and ecosystem advisories describing this.

NCSC-2026-0431Kwetsbaarheden verholpen in IBM DataPower Gateway en onderliggende componentenNL2026-10-16csaf · ncsc_nlNL
IBM heeft meerdere beveiligingsproblemen opgelost in DataPower Gateway versies 10.5 tot 11.0 en een veelvoud aan onderliggende subcomponenten.
WID-SEC-W-2026-3623IBM DataPower Gateway: Mehrere SchwachstellenDeutsch2026-09-28csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in IBM DataPower Gateway ausnutzen, um beliebigen Programmcode auszuführen, erweiterte Berechtigungen zu erlangen, Sicherheitsmaßnahmen zu umgehen, Daten zu manipulieren oder offenzulegen, einen Denial-of-Service-Zustand auszulösen oder Cross-Site-Scripting-Angriffe durchzuführen.

sources

Which sources assert this record, and when.

cert_bund ncsc_nl nvd NVD CVE.org MITRE

published 2026-10-08modified 2026-10-14

references (1) nvd

External citations — patches, advisories, analysis.

https://www.ibm.com/support/pages/node/7289775Vendor Advisory

scry

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