CVE-2026-15639 - Vulnerability Details - OpenCVE

Description

An attacker can craft a malicious link that, if used by a legitimate user, may cause the user's browser to run JavaScript supplied by the attacker.

Published: 2026-09-15

Score: 9.3 Critical

EPSS: n/a

KEV: No

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Delinea

Secret Server (On-Prem)

unaffected

Version	Status	Constraints
`10.2.19`	affected	≤ 11.9.48

No data.

No data.

No data available yet.

Remediation

Vendor Solution

Upgrade to secret server version 12.0.20 or later.

Tracking

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Advisories

No advisories yet.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact High

Subsequent System Availability Impact High

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://delinea.com/security-advisories

History

Tue, 15 Sep 2026 23:30:00 +0000

Type	Values Removed	Values Added
Description		An attacker can craft a malicious link that, if used by a legitimate user, may cause the user's browser to run JavaScript supplied by the attacker.
Title		Reflected Cross-Site Scripting
Weaknesses		CWE-79
References		https://delinea.com/security-advisories
Metrics		cvssV4_0 `{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H'}`

Subscriptions

No data.

MITRE

Status: PUBLISHED

Assigner: Delinea

Published: 2026-09-15T23:21:38.473Z

Updated: 2026-09-15T23:21:38.473Z

Reserved: 2026-07-13T18:18:22.770Z

Link: CVE-2026-15639

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-09-16T00:17:03.453

Modified: 2026-09-16T00:17:03.453

Link: CVE-2026-15639

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-79

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