ag-ui-protocol ag-ui HTTP Transport e.text resource consumption

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-120234
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-11-01 16:18:14 UTC
Updated2026-11-02 16:19:19 UTC
DescriptionA weakness has been identified in ag-ui-protocol ag-ui up to 0.0.58. This impacts the function e.text of the component HTTP Transport. Executing a manipulation can lead to resource consumption. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. The pull request to fix this issue awaits acceptance.

Risk And Classification

Primary CVSS: v4.0 2.1 LOW from [email protected]

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:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS: 0.003030000 probability, percentile 0.230470000 (date 2026-11-02)

Problem Types: CWE-400 | CWE-404 | CWE-400 Resource Consumption | CWE-404 Denial of Service

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary2.1LOWCVSS: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:P/C...
4.0CNADECLARED5.3MEDIUMCVSS: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:P
3.1[email protected]Primary4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
3.1CNADECLARED4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C
3.0CNADECLARED4.3MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C
2.0[email protected]Secondary4AV:N/AC:L/Au:S/C:N/I:N/A:P
2.0CNADECLARED4AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:C

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

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:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Ag-ui-protocol Ag-ui affected 0.0.1 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.2 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.3 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.4 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.5 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.6 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.7 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.8 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.9 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.10 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.11 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.12 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.13 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.14 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.15 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.16 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.17 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.18 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.19 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.20 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.21 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.22 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.23 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.24 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.25 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.26 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.27 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.28 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.29 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.30 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.31 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.32 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.33 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.34 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.35 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.36 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.37 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.38 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.39 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.40 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.41 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.42 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.43 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.44 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.45 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.46 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.47 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.48 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.49 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.50 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.51 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.52 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.53 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.54 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.55 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.56 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.57 Not specified
CNA Ag-ui-protocol Ag-ui affected 0.0.58 Not specified

References

ReferenceSourceLinkTags
vuldb.com/submit/1015146 [email protected] vuldb.com
github.com/ag-ui-protocol/ag-ui/issues/2521 [email protected] github.com
vuldb.com/vuln/429593/cti [email protected] vuldb.com
vuldb.com/vuln/429593 [email protected] vuldb.com
github.com/ag-ui-protocol/ag-ui [email protected] github.com
github.com/ag-ui-protocol/ag-ui/pull/2698 [email protected] github.com
vuldb.com/cve/CVE-2026-120234 [email protected] vuldb.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: ez-lbz (VulDB User) (en)

CNA: VulDB CNA Team (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-10-31T00:00:00.000ZAdvisory disclosed
CNA2026-10-31T01:00:00.000ZVulDB entry created
CNA2026-10-31T21:16:04.000ZVulDB entry last update

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