CVE-2026-120236

A vulnerability was detected in ag-ui-protocol ag-ui up to 0.0.58. Affected by this vulnerability is an unknown functionality of the component Transport Decoder Handler. The manipulation results in improper input validation. The attack may be launched remotely. The exploit is now public and may be used. The patch is identified as 660182b973a44b8eda5484b14b88eb9cc251edc4. It is suggested to upgrade the affected component.

CVSS v3 6.3 MEDIUM
CVSS v2.0 6.5 MEDIUM

6.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/ag-ui-protocol/ag-ui/
https://github.com/ag-ui-protocol/ag-ui/commit/660182b973a44b8eda5484b14b88eb9cc251edc4
https://github.com/ag-ui-protocol/ag-ui/issues/2524
https://github.com/ag-ui-protocol/ag-ui/pull/2774
https://github.com/ag-ui-protocol/ag-ui/releases/tag/release/2026-10-30
https://vuldb.com/cve/CVE-2026-120236
https://vuldb.com/submit/1015178
https://vuldb.com/vuln/429595
https://vuldb.com/vuln/429595/cti

Configurations

No configuration.

History

01 Nov 2026, 17:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-11-01 17:16

Updated : 2026-11-02 16:19

NVD link : CVE-2026-120236

Mitre link : CVE-2026-120236

CVE.ORG link : CVE-2026-120236

JSON object : View

Products Affected

No product.

CWE

CWE-20

Improper Input Validation

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