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CVE-2026-52394

9.1 CRITICALpublic exploit available

Published 2026-10-13 · Updated 2026-10-16

AI risk analysis

Summary
The flaw allows attackers to bypass access controls through crafted inputs, potentially leading to unauthorized data exposure and manipulation in DeepSeek V4 systems.
Exploitability
Exploitation is likely straightforward with minimal preconditions, requiring only a way to submit crafted input to the vulnerable system component.
Blast radius
The impact could be significant across all users of DeepSeek V4, potentially exposing sensitive data and allowing manipulation of system behavior without authentication.
Detection
No reliable host or network indicator is derivable from the published description.
Prioritized remediation
No fixed version is published. Disable the affected feature or restrict access to the named endpoint until a patch is available.
access-controldata-exfiltrationvulnerability

Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.

NVD description

DeepSeek V4 is vulnerable to Incorrect Access Control via a crafted input.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Weaknesses

CWE-201, CWE-209

Public exploit & PoC references

All references

Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.

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