Vulnerability · Published Oct 19, 2026 · Assigned by ibm

CVE-2026-3295IBM Cloud Pak System Cross-Site Scripting

High 7.4

In plain English

A high-severity cross-site scripting in Cloud Pak System from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities).

Severity (CVSS 3.1)7.4High

Exploit odds (30 days)0.2%top 87.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

IBM Cloud Pak System 2.3.6.0, and 2.3.6.1 is vulnerable to cross site scripting. The web app user‑supplied input is not properly sanitized or HTML‑encoded before being stored and rendered. An authenticated attacker could exploit this vulnerability by entering specially crafted payloads containing malicious JavaScript which are saved within the app and later executed automatically when user views affected pages, resulting in Stored Cross‑Site Scripting (Stored XSS).

Affected products (as reported)

Vendor	Product	Versions
IBM	Cloud Pak System	2.3.6.02.3.6.1

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L

References

https://www.ibm.com/support/pages/node/7290183 vendor-advisory, patch