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High 8.8Published Aug 27, 2026
CVE-2026-81625Stack buffer overflow in Greenbone OS and openvas-scanner
Updated under an hour ago ()
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It affects Greenbone OS and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-787
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- CERTVDE
- NVD analysis
- Deferred
- Record last updated
- Aug 27, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Greenbone Greenbone OS greenbone:os (from the name) | from 5.0 through 25.0.5 | CNA record |
greenbone openvas-scanner greenbone:openvas_scanner (from the name) | from 3.0 through 23.49.3 | CNA record |
References
- https://www.greenbone.net/.well-known/csaf/white/2026/gbsa2026-03.json
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.