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CVE-2026-14507— IBM DataPower Gateway Out-of-bounds Write

Quick assessment

Affected
IBM DataPower Gateway 11.0.0
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

IBM DataPower Gateway 11.0.0.0 至 11.0.0.2 版本可能存在一个漏洞，远程经过身份验证的攻击者可以利用该漏洞，在密钥派生过程中因内存分配不当而导致拒绝服务（Denial of Service, DoS）。

CVSS 7.7 · High

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2026-14507

Vulnerability Information
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Vulnerability Title
IBM DataPower Gateway Out-of-bounds Write
Source: CVE Program / CVE List V5
Vulnerability Description
IBM DataPower Gateway 11.0.0.0 through 11.0.0.2 could allow a remote authenticated attacker to cause a denial of service due to improper memory allocation during key derivation.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
IBM DataPower Gateway 11.0.0 11.0.0.0 ~ 11.0.0.2 cpe:2.3:a:ibm:datapower_gateway_1100:11.0.0.0:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-14507

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III. Intelligence Information for CVE-2026-14507

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Other References for CVE-2026-14507 (1)

Same Patch Batch · IBM · 2026-10-08 · 40 CVEs total

CVE-2026-14269 9.8 CRITICAL IBM DataPower Gateway Buffer Overflow
CVE-2026-15762 9.8 CRITICAL IBM DataPower Gateway Out-of-bounds Write
CVE-2026-14991 9.8 CRITICAL IBM DataPower Gateway Out-of-bounds Write
CVE-2026-14992 9.8 CRITICAL IBM DataPower Gateway Out-of-bounds Write
CVE-2026-16340 9.8 CRITICAL IBM DataPower Gateway Out-of-bounds Write
CVE-2026-14502 9.8 CRITICAL IBM DataPower Gateway Improper Authentication
CVE-2026-14990 9.3 CRITICAL IBM DataPower Gateway affected by cross-site scripting
CVE-2026-16163 8.6 HIGH IBM DataPower Gateway Out-of-bounds Write
CVE-2026-16159 8.6 HIGH IBM DataPower Gateway Out-of-bounds Write
CVE-2026-14496 8.2 HIGH IBM DataPower Gateway Out-of-bounds Read
CVE-2026-14905 8.2 HIGH IBM DataPower Gateway XXE
CVE-2026-15824 8.2 HIGH IBM DataPower Gateway Denial of Service
CVE-2026-14497 8.1 HIGH IBM DataPower Gateway Improper Verification of Cryptographic Signature
CVE-2026-14888 8.1 HIGH IBM DataPower Gateway Buffer Overflow
CVE-2026-15784 8.1 HIGH IBM DataPower Gateway Out-of-bounds Write
CVE-2026-15781 8.0 HIGH IBM DataPower Gateway Buffer Overflow
CVE-2026-16170 7.5 HIGH IBM DataPower Gateway Out-of-bounds Write
CVE-2026-16169 7.5 HIGH IBM DataPower Gateway Denial of Service
CVE-2026-16167 7.5 HIGH IBM DataPower Gateway Out-of-bounds Write
CVE-2026-16165 7.5 HIGH IBM DataPower Gateway NULL Pointer Dereference

Showing top 20 of 40 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: DataPower Gateway 11.0.0
Same vendor: IBM
Same weakness: CWE-787

V. Comments for CVE-2026-14507

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