Open Seachest/Seachest NVMe show Format Descriptors Vulnerability
Priority LOW 9CWE-787Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- Present
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
Out of bounds write in openSeaChest’s --showSupportedFormats in Seagate’s openSeaChest v25.05.3 on all supported platforms allows for writing 1 extra byte outside of allocated memory which sets a value to 1 via a maliciously crafted NVMe device with a bogus value in the namespace FLBAS byte.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00102 0th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | openSeaChest | up to 25.05.3 | — | No fix listed | CNA |
- openSeaChest Vendor— Affected up to 25.05.3 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-10719
- 2026-10-03 Alias added: GHSA-6rch-j2wj-8h2j
References
Sources
- CVE-2026-10719 · CVE Program
- CVE-2026-10719 · NVD
- FIRST EPSS
- GHSA-6rch-j2wj-8h2j · GitHub Advisory Database · CC BY 4.0
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