Answer in brief
CVE-2026-94263 records a Medium severity (CVSS 4.8) vulnerability in Advanced Custom Fields: Extended 0.9.2.4 - 0.9.2.7 - Unauthenticated Arbitrary Shortcode Execution via Form Success Message. The current sources do not mark it as known exploited. The current feed maps Unknown/Advanced Custom Fields: Extended (generic), Unknown/Advanced Custom Fields: Extended PRO (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 4.8. 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/Advanced Custom Fields: Extended (generic), Unknown/Advanced Custom Fields: Extended PRO (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Unknown/Advanced Custom Fields: Extendedgeneric | >=0.9.2.4 <0.9.2.8 | 0.9.2.8 |
| Unknown/Advanced Custom Fields: Extended PROgeneric | >=0.9.2.4 <0.9.2.8 | 0.9.2.8 |
Published upstream
Oct 23, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 23, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Oct 23, 2026
The Advanced Custom Fields: Extended and Advanced Custom Fields: Extended PRO WordPress plugins from 0.9.2.4 to 0.9.2.7 do not consistently disable shortcode processing in the confirmation message of their front-end forms, allowing unauthenticated visitors to have arbitrary shortcodes executed server-side when they submit a form whose stored configuration does not carry the relevant setting.
Quoted source text, attributed separately from HOL analysis.