Answer in brief
CVE-2026-78155 records a Critical severity (CVSS 9.9) vulnerability in Untrusted Search Path in StackGres. The current sources do not mark it as known exploited. The current feed maps OnGres/StackGres (generic), OnGres/StackGres (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 9.9. 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 OnGres/StackGres (generic), OnGres/StackGres (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:a:ongres:stackgres:*:*:*:*:*:kubernetes:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| OnGres/StackGresgeneric | 0 | Not reported |
| OnGres/StackGresgeneric | >=0 <=1.18.8 | Not reported |
Published upstream
Aug 23, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Sep 16, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 23, 2026
privilege escalation in StackGres operator allows a low-privilege tenant who owns a database to gain administrator privileges
Quoted source text, attributed separately from HOL analysis.