What’s Vulnerable › Vulnerabilities
CVE-2026-15435: IBM App Connect Enterprise is vulnerable to arbitrary file write vulnerability
- Severity: critical (CVSS 9.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.7% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-07-30 · updated 2026-10-23
- Weakness: CWE-22
Description
IBM App Connect Enterprise 13.0.1.0 through 13.0.7.2, and 12.0.1.0 through 12.0.12.27 could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot" sequences (/../) to write arbitrary files on the system.
Affected products
- IBM App Connect Enterprise: from 12.0.1.0 before 12.0.12.28; from 13.0.1.0 before 13.0.8.0 — fixed in 12.0.12.28, 13.0.8.0
How to fix
Upgrade to a fixed version: IBM App Connect Enterprise 12.0.12.28, 13.0.8.0. Check the vendor advisory for mitigations.
References
Get alerted when CVE-2026-15435 or the next vulnerability affects your stack