CVE-2026-118275

a2ui-project a2ui Resolver data-context.ts DataContext.resolveSignal resource consumption

State: Published
Severity: 6.9 Medium
Published: Oct 28, 2026
Updated: Oct 28, 2026
Reserved: Oct 27, 2026

Description

A vulnerability was found in a2ui-project a2ui up to 0.10.6. This affects the function DataContext.resolveSignal of the file renderers/web_core/src/v0_9/rendering/data-context.ts of the component Resolver. The manipulation results in resource consumption. The attack can be launched remotely. The exploit has been made public and could be used. The patch is identified as c76e17272e52c12c6dcf68905b1df978c39e9aa5. It is advisable to implement a patch to correct this issue.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P	VulDB
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C	VulDB
3.0	5.3 Medium	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C	VulDB
2.0	5.0 Medium	AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:OF/RC:C	VulDB

Weaknesses

CWE-400 Resource Consumption
CWE-404 Denial of Service

Affected Products

Product	Versions
a2uia2ui-project	0.10.0Affected 0.10.1Affected 0.10.2Affected 0.10.3Affected 0.10.4Affected 0.10.5Affected 0.10.6Affected

References

VDB-427573 | a2ui-project a2ui Resolver data-context.ts DataContext.resolveSignal resource consumptionvdb-entrytechnical-description
VDB-427573 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
CVE-2026-118275 | CVE Analysis and Reportthird-party-advisory
Submit #1015137 | a2ui-project a2ui <=0.10.6 CWE-400third-party-advisory
https://github.com/a2ui-project/a2ui/issues/2388exploitissue-tracking
https://github.com/a2ui-project/a2ui/pull/2432issue-trackingpatch
https://github.com/a2ui-project/a2ui/commit/c76e17272e52c12c6dcf68905b1df978c39e9aa5patch
https://github.com/a2ui-project/a2ui/product

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.