a2ui-project a2ui Error data-context.ts DataContext.dispatchExpressionError information exposure

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-118272
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-10-28 02:17:07 UTC
Updated2026-10-28 17:18:22 UTC
DescriptionA vulnerability was detected in a2ui-project a2ui up to 0.10.6. Affected is the function DataContext.dispatchExpressionError of the file renderers/web_core/src/v0_9/rendering/data-context.ts of the component Error Handler. Performing a manipulation results in information exposure through error message. It is possible to initiate the attack remotely. The exploit is now public and may be used. The patch is named 8f149a1c7b0ce1fa8e93ac3adfa5fda960faeb01. It is suggested to install a patch to address this issue.

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:L/VI:N/VA:N/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: 0.002480000 probability, percentile 0.160490000 (date 2026-10-28)

Problem Types: CWE-200 | CWE-209 | CWE-209 Information Exposure Through Error Message | CWE-200 Information Disclosure

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary2.1LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/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:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
3.1[email protected]Secondary4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
3.1CNADECLARED4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C
3.0CNADECLARED4.3MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C
2.0[email protected]Secondary4AV:N/AC:L/Au:S/C:P/I:N/A:N
2.0CNADECLARED4AV:N/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:OF/RC:C

CVSS v4.0 Breakdown

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

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/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
Low
Integrity
None
Availability
None

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

CVSS v3.0 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA A2ui-project A2ui affected 0.10.0 Not specified
CNA A2ui-project A2ui affected 0.10.1 Not specified
CNA A2ui-project A2ui affected 0.10.2 Not specified
CNA A2ui-project A2ui affected 0.10.3 Not specified
CNA A2ui-project A2ui affected 0.10.4 Not specified
CNA A2ui-project A2ui affected 0.10.5 Not specified
CNA A2ui-project A2ui affected 0.10.6 Not specified

References

ReferenceSourceLinkTags
vuldb.com/vuln/427570 [email protected] vuldb.com
github.com/a2ui-project/a2ui/issues/2385 [email protected] github.com
vuldb.com/submit/1015116 [email protected] vuldb.com
github.com/a2ui-project/a2ui/pull/2429 [email protected] github.com
vuldb.com/vuln/427570/cti [email protected] vuldb.com
vuldb.com/cve/CVE-2026-118272 [email protected] vuldb.com
github.com/a2ui-project/a2ui/commit/8f149a1c7b0ce1fa8e93ac3adfa5fda960fa... [email protected] github.com
github.com/a2ui-project/a2ui [email protected] github.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)

Additional Advisory Data

SourceTimeEvent
CNA2026-10-27T00:00:00.000ZAdvisory disclosed
CNA2026-10-27T01:00:00.000ZVulDB entry created
CNA2026-10-27T22:01:13.000ZVulDB entry last update

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