Medium 4.3Published Oct 27, 2026

CVE-2026-118272a2ui-project a2ui Error data-context.ts DataContext.dispatchExpressionError information exposure

Updated under an hour ago (Oct 29, 2026, 2:40 AM ET)

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Every CVE for a2ui-project a2ui

Exploited in the last 30 days

A 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.

CVSS: 4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C
Weakness (CWE): CWE-209, CWE-200
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Oct 28, 2026
First seen by InfoSec Signals: Oct 27, 2026

Affected products

Affected products

a2ui-project a2ui a2ui-project:a2ui	0.10.0; 0.10.1; 0.10.2; 0.10.3; 0.10.4; 0.10.5; 0.10.6	CNA record

References

References

https://vuldb.com/vuln/427570	vdb-entry, technical-description
https://vuldb.com/vuln/427570/cti	signature, permissions-required
https://vuldb.com/cve/CVE-2026-118272	third-party-advisory
https://vuldb.com/submit/1015116	third-party-advisory
https://github.com/a2ui-project/a2ui/issues/2385	exploit, issue-tracking
https://github.com/a2ui-project/a2ui/pull/2429	issue-tracking, patch
https://github.com/a2ui-project/a2ui/commit/8f149a1c7b0ce1fa8e93ac3adfa5fda960faeb01	patch
https://github.com/a2ui-project/a2ui/	product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.