RCE in Optimal Idm Optimalcloud
CVE-2026-113383
A vulnerability was detected in Optimal IdM OptimalCloud 5.0. This affects an unknown part of the file /v5.0/webapps/pages/public/Login. Performing a manipulation of the argument tz results in cross site scripting. Remote exploitation of the attack is possible. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Optimal Idm Optimalcloud — versions 5.0
Weakness classification (CWE)
References
- vuldb.com/vuln/422656 (technical-description, vdb-entry)
- vuldb.com/vuln/422656/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-113383 (third-party-advisory)
- vuldb.com/submit/991713 (third-party-advisory)
Frequently asked questions
- What is CVE-2026-113383?
- CVE-2026-113383 is a medium-severity vulnerability in Optimal Idm Optimalcloud, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2026-10-20.
- How severe is CVE-2026-113383?
- Medium severity. CVSS v3 base score is 4.3 out of 10.