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Back to active CVEs
High · CVSS 8.1CVE-2026-14888

IBM DataPower Gateway Buffer OverflowCVE-2026-14888

Answer in brief

CVE-2026-14888 records a High severity (CVSS 8.1) vulnerability in IBM DataPower Gateway Buffer Overflow. The current sources do not mark it as known exploited. The current feed maps IBM/DataPower Gateway 10.5.0 (generic), IBM/DataPower Gateway 10.6.0 (generic), IBM/DataPower Gateway 10.6CD (generic), IBM/DataPower Gateway 11.0.0 (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 8, 2026Updated Oct 8, 2026Source checked Oct 8, 2026First seen by HOL Oct 8, 2026Material review Oct 8, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 8.1
Exploitation
Not marked as known exploited
Affected software
4 mapped packages or products
Fix availability
Not reported

Why this deserves its current priority

CVSS is 8.1. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps IBM/DataPower Gateway 10.5.0 (generic), IBM/DataPower Gateway 10.6.0 (generic), IBM/DataPower Gateway 10.6CD (generic), IBM/DataPower Gateway 11.0.0 (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
IBM/DataPower Gateway 10.5.0generic>=10.5.0.0 <=10.5.0.22Not reported
IBM/DataPower Gateway 10.6.0generic>=10.6.0.0 <=10.6.0.10Not reported
IBM/DataPower Gateway 10.6CDgeneric>=10.6.1 <=10.6.6Not reported
IBM/DataPower Gateway 11.0.0generic>=11.0.0.0 <=11.0.0.2Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for IBM/DataPower Gateway 10.5.0, IBM/DataPower Gateway 10.6.0, IBM/DataPower Gateway 10.6CD.
  2. 2Review the reported fix. Source-reported solution: IBM strongly advises upgrading as soon as possible. Known Issue: DT499224 https://www.ibm.com/mysupport/s/defect/aCIgJ000000IiH7/dt499224 Affected VersionsFixed in ReleaseIBM DataPower Gateway 10.6CD 10.6.1 - 10.6.611.0.0.3IBM DataPower Gateway 10.6.0 10.6.0.0 - 10.6.0.1010.6.0.11IBM DataPower Gateway 11.0.0 11.0.0.0 - 11.0.0.211.0.0.3IBM DataPower Gateway 10.5.0 10.5.0.0 - 10.5.0.2210.5.0.23

Evidence timeline and material changes

  1. Published upstream

    Oct 8, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 8, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 8, 2026

Sources and claim methodology

  • Source referenceibm.com
Upstream source description

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 execute arbitrary code due to a heap-based buffer overflow.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • IBM DataPower Gateway Insufficient Verification of Data AuthenticitySame ibm/datapower gateway 10.5.0 package
  • IBM DataPower Gateway Cross-Site ScriptingSame ibm/datapower gateway 10.5.0 package
  • IBM DataPower Gateway Buffer OverflowSame ibm/datapower gateway 10.5.0 package
  • IBM DataPower Gateway Incorrect AuthorizationSame ibm/datapower gateway 10.5.0 package
  • ImageMagick before 7.1.2-31 Heap Buffer Overflow in Distributed Pixel Cache ServerAlso CWE-122
  • mk-oracle: Local privilege escalation via malicious Oracle Instant ClientSame generic ecosystem

Record context

Vulnerability class
Buffer Overflow
EPSS
Not reported
CWE IDs
CWE-122
Source
CVE List V5
Source checked
Oct 8, 2026
References
1 linked source
Open source record