CVE-2026-15639: Reflected Cross-Site Scripting
Published Sep 15, 2026
·Updated
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.
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Secret Serverto a version that resolves this vulnerability.Fixed in 12.0.20
Event History
Sep 15, 2026
CVE Published
via MITRE·11:21 PM
Data Sourced
via MITRE·11:21 PM
RemedyDescriptionWeakness
Frequently Asked Questions
1
What does an attacker need to exploit this issue?
The attacker needs to craft a malicious link and persuade a legitimate user to use it. Successful exploitation causes the victim's browser to execute JavaScript supplied by the attacker.