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.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
ag-ui-protocol ag-ui affected
Version Status Constraints
0.0.1 affected —
0.0.2 affected —
0.0.3 affected —
0.0.4 affected —
0.0.5 affected —
0.0.6 affected —
0.0.7 affected —
0.0.8 affected —
0.0.9 affected —
0.0.10 affected —
0.0.11 affected —
0.0.12 affected —
0.0.13 affected —
0.0.14 affected —
0.0.15 affected —
0.0.16 affected —
0.0.17 affected —
0.0.18 affected —
0.0.19 affected —
0.0.20 affected —
0.0.21 affected —
0.0.22 affected —
0.0.23 affected —
0.0.24 affected —
0.0.25 affected —
0.0.26 affected —
0.0.27 affected —
0.0.28 affected —
0.0.29 affected —
0.0.30 affected —
0.0.31 affected —
0.0.32 affected —
0.0.33 affected —
0.0.34 affected —
0.0.35 affected —
0.0.36 affected —
0.0.37 affected —
0.0.38 affected —
0.0.39 affected —
0.0.40 affected —
0.0.41 affected —
0.0.42 affected —
0.0.43 affected —
0.0.44 affected —
0.0.45 affected —
0.0.46 affected —
0.0.47 affected —
0.0.48 affected —
0.0.49 affected —
0.0.50 affected —
0.0.51 affected —
0.0.52 affected —
0.0.53 affected —
0.0.54 affected —
0.0.55 affected —
0.0.56 affected —
0.0.57 affected —
0.0.58 affected —

No data.

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Project Subscriptions

Vendors Products
Ag-ui-protocol Subscribe
Ag-ui Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

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

Sun, 01 Nov 2026 17:00:00 +0000

Type Values Removed Values Added
Description 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.
Title ag-ui-protocol ag-ui Transport Decoder input validation
First Time appeared Ag-ui-protocol
Ag-ui-protocol ag-ui
Weaknesses CWE-20
CPEs cpe:2.3:a:ag-ui-protocol:ag-ui:*:*:*:*:*:*:*:*
Vendors & Products Ag-ui-protocol
Ag-ui-protocol ag-ui
References
Metrics cvssV2_0

{'score': 6.5, 'vector': 'AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-11-01T16:45:17.616Z

Reserved: 2026-10-31T20:10:47.004Z

Link: CVE-2026-120236

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-01T17:16:33.393

Modified: 2026-11-01T17:16:33.393

Link: CVE-2026-120236

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses