Answer in brief
CVE-2026-16027 records a Unknown severity vulnerability in Unauthenticated WebSocket-to-XAdES SSRF in Revenue Administration of Türkiye's E-Signature. The current sources do not mark it as known exploited. The current feed maps Revenue Administration/Türkiye's E-Signature (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 Revenue Administration/Türkiye's E-Signature (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Revenue Administration/Türkiye's E-Signaturegeneric | >=2.4.4.0 <2.5.1.0 | 2.5.1.0 |
Published upstream
Aug 7, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 7, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 7, 2026
Server-Side request forgery (SSRF) vulnerability in Revenue Administration Türkiye's E-Signature allows Server Side Request Forgery. This issue affects Türkiye's E-Signature: from 2.4.4.0 before 2.5.1.0.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-16027 records a Unknown severity vulnerability in Unauthenticated WebSocket-to-XAdES SSRF in Revenue Administration of Türkiye's E-Signature. The current sources do not mark it as known exploited. The current feed maps Revenue Administration/Türkiye's E-Signature (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 Revenue Administration/Türkiye's E-Signature (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Revenue Administration/Türkiye's E-Signaturegeneric | >=2.4.4.0 <2.5.1.0 | 2.5.1.0 |
Published upstream
Aug 7, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 7, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 7, 2026
Server-Side request forgery (SSRF) vulnerability in Revenue Administration Türkiye's E-Signature allows Server Side Request Forgery. This issue affects Türkiye's E-Signature: from 2.4.4.0 before 2.5.1.0.
Quoted source text, attributed separately from HOL analysis.