Incomplete Blacklist Vulnerability in iFlytek astron-agent
CVE-2026-116339

6.9MEDIUM

Key Information:

Vendor

Iflytek

Status
Astron-agent
Vendor
CVE Published:
26 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-116339?

A vulnerability exists in iFlytek's astron-agent affecting versions up to 1.1.2, particularly within the DDL Whitelist Handler component. The flaw allows for an incomplete blacklist of disallowed inputs in the exec_ddl.py file, exposing systems to potential remote exploitation. This means that an attacker could manipulate the system without the necessary permissions. The vulnerability has been publicly disclosed, and despite early contact efforts, the vendor has not addressed this security issue.

Affected Version(s)

astron-agent 1.1.0

astron-agent 1.1.1

astron-agent 1.1.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-116339 - Proof of Concept

References

https://vuldb.com/vuln/426314
vdb-entry
https://vuldb.com/vuln/426314/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-116339
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

qyf20051010 (VulDB User)
VulDB CNA Team
.