CVE-2026-92363CWE-400CWE-404denial-of-service

CVE-2026-92363

Medium · published September 16, 2026

CVSS v3.1
4.3
EPSS
1%
Percentile
44.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
5.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X
EPSS
0.00545 · 44.9th percentile
Weaknesses
CWE-400 · Uncontrolled Resource Consumption; CWE-404 · Improper Resource Shutdown or Release
Published
2026-09-16T18:17Z
References (8)
https://github.com/ag-ui-protocol/ag-ui/ · [email protected]https://github.com/ag-ui-protocol/ag-ui/commit/ab6e0bc298996caac2b4b0b3ec0bd8d32a15a186 · [email protected]https://github.com/ag-ui-protocol/ag-ui/issues/2440 · [email protected]https://github.com/ag-ui-protocol/ag-ui/pull/2501 · [email protected]https://vuldb.com/cve/CVE-2026-92363 · [email protected]https://vuldb.com/submit/934957 · [email protected]https://vuldb.com/vuln/405449 · [email protected]https://vuldb.com/vuln/405449/cti · [email protected]
EPSS history
Timeline
  • 18 SEP 04:02Z
    EPSS moved — → 1%
    epss
  • 16 SEP 13:30Z
    ag-ui-protocol ag-ui JSON sse_parser.cpp resource consumption
    cvelistv5