Answer in brief
CVE-2026-81625 records a High severity (CVSS 8.8) vulnerability in Stack buffer overflow in Greenbone OS and openvas-scanner. The current sources do not mark it as known exploited. The current feed maps Greenbone/Greenbone OS (generic), Greenbone/Greenbone OS (generic), greenbone/openvas-scanner (generic), greenbone/openvas-scanner (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 8.8. 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 Greenbone/Greenbone OS (generic), Greenbone/Greenbone OS (generic), greenbone/openvas-scanner (generic), greenbone/openvas-scanner (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Greenbone/Greenbone OSgeneric | 5.0 | Not reported |
| Greenbone/Greenbone OSgeneric | >=5.0 <=25.0.5 | Not reported |
| greenbone/openvas-scannergeneric | 3.0 | Not reported |
| greenbone/openvas-scannergeneric | >=3.0 <=23.49.3 | Not reported |
Published upstream
Aug 27, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Sep 3, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 27, 2026
A remote attacker with user privileges may use a malicious or compromised NASL vulnerability test (VT) on the affected products to trigger a stack buffer overflow and gain full access on the compromised system.
Quoted source text, attributed separately from HOL analysis.