Answer in brief
CVE-2026-15640 records a Unknown severity vulnerability in Authentication Bypass via SAML Response Manipulation. The current sources do not mark it as known exploited. The current feed maps Delinea/Secret Server (On-Prem) (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Delinea/Secret Server (On-Prem) (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Delinea/Secret Server (On-Prem)generic | 10.5.0 | Not reported |
Published upstream
Sep 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Sep 16, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Sep 15, 2026
Under certain conditions a valid SAML IdP response may be used to impersonate another Secret Server user.
Quoted source text, attributed separately from HOL analysis.