Vulnerability · Published Sep 14, 2026 · Assigned by ibm
CVE-2026-17156IBM App Connect Enterprise Toolkit is vulnerable to arbitrary code execution due to multiple CVEs
High 7.8
In plain English
A high-severity unsafe deserialization in App Connect Enterprise 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 31% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.4%top 69.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
IBM App Connect Enterprise 13.0.1.0 through 13.0.8.0, and 12.0.1.0 through 12.0.12.27 could allow a local attacker to execute arbitrary code due to insecure deserialization.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| IBM | App Connect Enterprise | 13.0.1.0 – through 13.0.8.012.0.1.0 – through 12.0.12.27 |
Weakness: CWE-502 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
- https://www.ibm.com/support/pages/node/7286530 vendor-advisory, patch