Answer in brief
CVE-2026-19858 records a High severity (CVSS 7.5) vulnerability in JetFormBuilder < 3.6.5.2 - Unauthenticated Password Hash and Arbitrary Metadata Disclosure via Dynamic Preset. The current sources do not mark it as known exploited. The current feed maps Unknown/JetFormBuilder — Dynamic Blocks Form Builder (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 7.5. 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 Unknown/JetFormBuilder — Dynamic Blocks Form Builder (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Unknown/JetFormBuilder — Dynamic Blocks Form Buildergeneric | >=0 <3.6.5.2 | 3.6.5.2 |
Published upstream
Sep 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Sep 8, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Sep 5, 2026
The JetFormBuilder — Dynamic Blocks Form Builder WordPress plugin before 3.6.5.2 does not perform authorisation checks when resolving request-derived data during page rendering, allowing unauthenticated users to read arbitrary user, post and term properties and metadata, including password hashes, private and draft content, and secrets other JetFormBuilder — Dynamic Blocks Form Builder WordPress plugin before 3.6.5.2 store in metadata.
Quoted source text, attributed separately from HOL analysis.