CVE-2026-113383

Optimal IdM OptimalCloud Login cross site scripting

MEDIUM
4.3
CVSS Score
Published: October 20, 2026 at 10:45 AM UTC
Updated: October 20, 2026 at 07:27 PM UTC
1 product affected across 1 vendorOptimalCloud

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/422656
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/422656/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-113383
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/991713

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79CWE-94

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