What is CVE-2026-17209?

CVE-2026-17209 is a medium-severity vulnerability in Ibm Db2 Mirror For I, classified under Cross-site Scripting. CVSS score: 6.3/10. Published 2026-08-14.

How severe is CVE-2026-17209?

Medium severity. CVSS v3 base score is 6.3 out of 10.

XSS in Ibm Db2 Mirror For I

CVE-2026-17209

IBM Db2 Mirror for i 7.4, 7.5, and 7.6 could allow a remote authenticated attacker to execute arbitrary scripts due to cross-site scripting.

Vulnerability class: XSS (Cross-Site Scripting)

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:H/A:N.

Affected products

Ibm Db2 Mirror For I — versions 7.4, 7.5, 7.6

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

psirt@us.ibm.com (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-17209?: CVE-2026-17209 is a medium-severity vulnerability in Ibm Db2 Mirror For I, classified under Cross-site Scripting. CVSS score: 6.3/10. Published 2026-08-14.
How severe is CVE-2026-17209?: Medium severity. CVSS v3 base score is 6.3 out of 10.