CVE-2026-81625

Stack buffer overflow in Greenbone OS and openvas-scanner

Published Aug 27, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Stack buffer overflow in Greenbone OS and openvas-scanner
First Time appeared Greenbone
Greenbone greenbone Os
Greenbone openvas-scanner
Weaknesses CWE-787
CPEs cpe:2.3:a:greenbone:openvas-scanner:*:*:*:*:*:*:*:*
cpe:2.3:o:greenbone:greenbone_os:*:*:*:*:*:*:*:*
Vendors & Products Greenbone
Greenbone greenbone Os
Greenbone openvas-scanner
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
CERTVDE
Published
Updated
Aug 27, 2026, 12:12 PM
Reserved
Aug 27, 2026, 8:47 AM
Status
Deferred
Published
Aug 27, 2026, 10:16 AM
Modified
Sep 3, 2026, 4:57 PM