CVE-2026-16159: ibm datapower_gateway Out-of-bounds Write
CVSS: 8.6v3.1HighAnalyzed
Published 08-10-2026Last modified 08-10-2026
Vulnerability summary
CVE-2026-16159 is a high (CVSS 8.6) Out-of-bounds Write vulnerability in ibm datapower_gateway. EPSS estimates a 0.27% chance of exploitation in the next 30 days, higher than 18.5% of scored vulnerabilities.
CVSS score
8.6/10
010
High · v3.1 (CVE.org)EPSS score
0.27%
0%100%
Low · Change unavailableKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 08-10-2026PublishedVulnerability first disclosed.
- 08-10-2026Last modifiedVulnerability information updated.
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 obtain sensitive information and cause a denial of service due to an out-of-bounds write.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 8.6Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:HSourcesAll 2 agree
- NVDNIST8.6HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
EPSS trend
Probability
0.27%
Chance of exploitation in the next 30 days
Percentile
19%
Versus all other CVEs
30-day change
Change unavailable
Change unavailable
09-10-202620-10-2026
EPSS score0.27%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ibm5 products
- datapower_gateway≥ 10.5.0.0, < 10.5.0.23 | ≥ 10.6.0.0, < 10.6.0.11 | ≥ 10.6.1.0, < 11.0.0.3 | ≥ 11.0.0.0, < 11.0.0.3
- datapower gateway 10.5.0≥ 10.5.0.0, ≤ 10.5.0.22
- datapower gateway 10.6.0≥ 10.6.0.0, ≤ 10.6.0.10
- datapower gateway 10.6cd≥ 10.6.1, ≤ 10.6.6
- datapower gateway 11.0.0≥ 11.0.0.0, ≤ 11.0.0.2
1 vendor · 5 products