CVE-2026-15639criticalCWE-79

CVE-2026-15639: critical vulnerability in Delinea Secret Server (On-Prem)

Reflected Cross-Site Scripting

Published · Updated

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28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9.3epss 0.4%
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.
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
Affected products
Delinea · Secret Server (On-Prem)
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CVE-2026-19117CRITICALDelinea Secret Server FIDO2 credential registration authentication bypass vulnerabilityEPSS 0.5%CVE-2026-15640CRITICALAuthentication Bypass via SAML Response ManipulationEPSS 0.3%CVE-2026-15638CRITICALCryptographic Padding OracleEPSS 0.2%