Vulnerability · Published Oct 8, 2026 · Assigned by ibm
CVE-2026-14888IBM DataPower Gateway Buffer Overflow
High 8.1
In plain English
A high-severity heap buffer overflow in DataPower Gateway 10.5.0 from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities).
Severity (CVSS 3.1)8.1High
Exploit odds (30 days)0.4%top 67.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| IBM | DataPower Gateway 10.6CD | 10.6.1 – through 10.6.6 |
| IBM | DataPower Gateway 10.6.0 | 10.6.0.0 – through 10.6.0.10 |
| IBM | DataPower Gateway 11.0.0 | 11.0.0.0 – through 11.0.0.2 |
| IBM | DataPower Gateway 10.5.0 | 10.5.0.0 – through 10.5.0.22 |
Weakness: CWE-122 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- https://www.ibm.com/support/pages/node/7289775 vendor-advisory, patch