Answer in brief
CVE-2026-54718 records a High severity (CVSS 7.2) vulnerability in silverstripe-advancedworkflow vulnerable to remote code execution via advanced workflow email template. The current sources do not mark it as known exploited. The current feed maps symbiote/silverstripe-advancedworkflow (composer), symbiote/silverstripe-advancedworkflow (composer), symbiote/silverstripe-advancedworkflow (composer). 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 7.2. 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 symbiote/silverstripe-advancedworkflow (composer), symbiote/silverstripe-advancedworkflow (composer), symbiote/silverstripe-advancedworkflow (composer). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| symbiote/silverstripe-advancedworkflowcomposer | <6.4.5 | 6.4.5 |
| symbiote/silverstripe-advancedworkflowcomposer | >=7.0.0,<7.1.3 | 7.1.3 |
| symbiote/silverstripe-advancedworkflowcomposer | >=7.2.0,<7.2.1 | 7.2.1 |
Published upstream
Aug 27, 2026
Evidence: source:ghsa:source_dates:source-dates:recordSource modified
Aug 27, 2026
Evidence: source:ghsa:source_dates:source-dates:recordFirst seen by HOL
Aug 27, 2026
### Impact The advanced workflow email template field is vulnerable to a specially crafted payload that can be used to run arbitrary code on the server. ### Reported by Steve Boyd Silverstripe Ltd.
Quoted source text, attributed separately from HOL analysis.