Path traversal in NexoPOS update API endpoint
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
NexoPOS v6.2.4 has a path traversal flaw (CWE-22) in its api/update endpoint, which fails to keep pathnames inside the intended directory. An unauthenticated remote attacker needs no privileges and no user interaction to exploit it, and can affect confidentiality, integrity and availability.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
NexoPOS v6.2.4 is vulnerable to Directory Traversal via the api/update endpoint.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Total
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
The sources list no fixed version for NexoPOS.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Timeline
- 2026-10-26 Threatist record created from CVE-2026-107092
- 2026-10-27 Alias added: GHSA-fj8v-5p6v-h2q4
- 2026-10-29 CVSS score added · CISA ADP
- 2026-10-29 Weakness changed · CISA ADP
- 2026-10-29 CISA SSVC decision points changed
- 2026-10-29 Priority changed: LOW → HIGH
References
Sources
- CVE-2026-107092 · CVE Program
- CVE-2026-107092 · NVD
- FIRST EPSS
- GHSA-fj8v-5p6v-h2q4 · GitHub Advisory Database · CC BY 4.0
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