CVEsag-ui-protocolCVE-2026-120236Published Nov 1, 16:45 · Updated Nov 1, 16:45 UTC
6.3
MediumCVSS 3.1 · from VulDB
CVE-2026-120236

ag-ui-protocol ag-ui Transport Decoder input validation

ag-ui · Improper input validation · CWE-20
Affectedag-ui
FixA patch is linked in the references.
PublishedNov 1, 16:45 · VulDB
ScoredNov 1 · 6.3 · VulDB
Exploit code publicNone known · checked 23:18 UTC
ExploitedNone known · CISA KEV checked 23:19 UTC

What we know

No known exploitation. CISA KEV, checked 23:19 UTC.
No public exploit code known. Exploit-DB, Metasploit, Nuclei, checked 23:18 UTC.
An attacker needs network access and an account. CVSS: network, low privileges.

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.

From VulDB

Affected and fixed versions

ProductAffectedFixed inag-ui0.0.1–ag-ui0.0.2–ag-ui0.0.3–ag-ui0.0.4–ag-ui0.0.5–ag-ui0.0.6–ag-ui0.0.7–ag-ui0.0.8–ag-ui0.0.9–ag-ui0.0.10–ag-ui0.0.11–ag-ui0.0.12–ag-ui0.0.13–ag-ui0.0.14–ag-ui0.0.15–ag-ui0.0.16–ag-ui0.0.17–ag-ui0.0.18–ag-ui0.0.19–ag-ui0.0.20–

Exploit code

Exploit-DBnone knownMetasploitnone knownNucleinone known

References

VDB-429595 | ag-ui-protocol ag-ui Transport Decoder input validation · vuldb.comvdb entryVDB-429595 | CTI Indicators (IOB, IOC) · vuldb.comsignaturepermissions requiredCVE-2026-120236 | CVE Analysis and Report · vuldb.comthird party advisorySubmit #1015178 | ag-ui-protocol ag-ui <=0.0.58 CWE-20 · vuldb.comthird party advisorygithub.com/ag-ui-protocol/ag-ui/issues/2524 · github.comexploitissue trackinggithub.com/ag-ui-protocol/ag-ui/pull/2774 · github.comissue trackingpatchgithub.com/ag-ui-protocol/ag-ui/commit/660182b973a44b8eda5484b14b88eb9cc251edc4 · github.compatchgithub.com/ag-ui-protocol/ag-ui/releases/tag/release/2026-10-30 · github.compatchgithub.com/ag-ui-protocol/ag-ui/ · github.comproduct

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