Answer in brief
CVE-2026-70588 records a Medium severity (CVSS 5.0) vulnerability in Ghost: Cross-Site Scripting in Universal Import. The current sources do not mark it as known exploited. The current feed maps TryGhost/Ghost (generic), ghost (npm). 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 5.0. 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 TryGhost/Ghost (generic), ghost (npm). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| TryGhost/Ghostgeneric | >= 5.26.0, < 6.54.1 | Not reported |
| ghostnpm | >=5.26.0,<6.54.1 | 6.54.1 |
Published upstream
Aug 4, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 4, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 4, 2026
Ghost is a Node.js content management system. From 5.26.0 until 6.54.1, the Universal Import feature in Ghost Admin failed to properly sanitize imported content resulting in XSS in post content. This issue is fixed in version 6.54.1.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-70588 records a Medium severity (CVSS 5.0) vulnerability in Ghost: Cross-Site Scripting in Universal Import. The current sources do not mark it as known exploited. The current feed maps TryGhost/Ghost (generic), ghost (npm). 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 5.0. 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 TryGhost/Ghost (generic), ghost (npm). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| TryGhost/Ghostgeneric | >= 5.26.0, < 6.54.1 | Not reported |
| ghostnpm | >=5.26.0,<6.54.1 | 6.54.1 |
Published upstream
Aug 4, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 4, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 4, 2026
Ghost is a Node.js content management system. From 5.26.0 until 6.54.1, the Universal Import feature in Ghost Admin failed to properly sanitize imported content resulting in XSS in post content. This issue is fixed in version 6.54.1.
Quoted source text, attributed separately from HOL analysis.