MEDIUM
CVE-2026-6839
CWE-1284Published: April 22, 2026· Updated: Apr 27, 2026
6.6
CVSS v3.1
EPSS:0.02%probability of exploitation in 30 daysPercentile:4.9th
Official Description
Improper validation of STRING tensor offsets could allows malformed string metadata to trigger out of bounds access during constant tensor import in Samsung Open Source ONE
Affected version is prior to commit 1.30.0.
Technical Analysis
CVE-2026-6839 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 6.6.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
Affected Vendors & Products
Samsung1 product
one
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
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GitHub PoC Search
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Rapid7 / Metasploit
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Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (1)
→
https://github.com/Samsung/ONE/pull/16481Issue Tracking · Patch
Quick Facts
CVE IDCVE-2026-6839
CVSS Score6.6 / 10
SeverityMEDIUM
WeaknessCWE-1284
CISA KEVNo
EPSS (30d)0.02%
Affected1 vendor
PublishedApr 22, 2026
Related CVEs (CWE-1284)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-6839 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.