Path traversal in Unimall v4 lets attackers execute arbitrary code
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-22 and the CVSS impact.
Summary
Unimall v4 is affected by a directory traversal flaw in FileUploadController.local() (CWE-22). Path names are not restricted to the intended directory, so input can reach files outside it. The CNA's description says the flaw allows an attacker to execute arbitrary code. The CVSS vector shows a remote attacker needs no privileges and no user interaction.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
Unimall v4 is vulnerable to Directory Traversal in FileUploadController.local(). This allows an attacker to execute arbitrary code.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
The sources list no fixed version for Unimall v4.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Timeline
- 2026-10-05 Threatist record created from CVE-2026-88392
- 2026-10-05 Alias added: GHSA-3c9w-j4p9-9r6q
- 2026-10-06 CVSS score added · CISA ADP
- 2026-10-06 Weakness changed · CISA ADP
- 2026-10-06 CISA SSVC decision points changed
- 2026-10-06 Priority changed: LOW → HIGH
- 2026-10-07 EPSS moved to the 50th–90th percentile
References
Sources
- CVE-2026-88392 · CVE Program
- CVE-2026-88392 · NVD
- FIRST EPSS
- GHSA-3c9w-j4p9-9r6q · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences