CVE-2025-36116: db2 mirror for i — Fix

Description

IBM Db2 Mirror for i 7.4, 7.5, and 7.6 GUI is affected by cross-site WebSocket hijacking vulnerability. By sending a specially crafted request, an unauthenticated malicious actor could exploit this vulnerability to sniff an existing WebSocket connection to then remotely perform operations that the user is not allowed to perform.

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CVSS v3.1 Score

6.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Weakness Type (CWE)

CWE-1385 CWE-1385

Affected Products

Vendor	Product	Versions
ibm	db2_mirror_for_i	All
ibm	db2_mirror_for_i	All
ibm	db2_mirror_for_i	All

References

Advisories & Patches

https://www.ibm.com/support/pages/node/7240351

Frequently Asked Questions

What is CVE-2025-36116? +

IBM Db2 Mirror for i 7.4, 7.5, and 7.6 GUI is affected by cross-site WebSocket hijacking vulnerability. By sending a specially crafted request, an unauthenticated malicious actor could exploit this vulnerability to sniff an existing WebSocket connection to then remotely perform operations that the user is not allowed to perform. It has a CVSS v3.1 base score of 6.3 (MEDIUM).

How severe is CVE-2025-36116? +

CVE-2025-36116 has a CVSS v3.1 score of 6.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-36116? +

CVE-2025-36116 affects products from ibm, specifically: db2_mirror_for_i. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-36116? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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