4.3Medium
CVE-2026-92363
A flaw has been found in ag-ui-protocol ag-ui 1.0. Affected is an unknown function of the file src/stream/sse_parser.cpp of the component JSON Parser. Executing a manipulation can lead to resource consumption. The attack may be performed from remote. This patch is called ab6e0bc298996caac2b4b0b3ec0bd8d32a15a186. Applying a patch is advised to resolve this issue.
What this means for your business
- An attacker can use it remotely, over a network, with an ordinary user login, and without anyone at your company clicking anything.
What to do
- 1Ask your IT team or provider whether any of your systems use the affected product.
- 2If you do, follow the vendor's guidance. No patch reference has been published yet.
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Scoring
- CVSS
- 4.3 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L- CVSS v4
- 5.3
- Weakness
- CWE-400
- Assigned by
- cna@vuldb.com
Dates
- Published
- 2026-09-16
- Last modified
- 2026-09-16
- Sources
- NVD
References
- https://github.com/ag-ui-protocol/ag-ui/
- https://github.com/ag-ui-protocol/ag-ui/commit/ab6e0bc298996caac2b4b0b3ec0bd8d32a15a186
- https://github.com/ag-ui-protocol/ag-ui/issues/2440
- https://github.com/ag-ui-protocol/ag-ui/pull/2501
- https://vuldb.com/cve/CVE-2026-92363
- https://vuldb.com/submit/934957
- https://vuldb.com/vuln/405449
- https://vuldb.com/vuln/405449/cti