Medium severity · published Oct 28, 2026
CVE-2026-118271
a2ui-project a2ui data-context Resolver data-context.ts resource consumption
New
4.3
CVSS
–
EPSS
No
On KEV
Description
A security vulnerability has been detected in a2ui-project a2ui up to 0.10.6. This impacts an unknown function of the file renderers/web_core/src/v0_9/rendering/data-context.ts of the component data-context Resolver. Such manipulation leads to resource consumption. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The name of the patch is eb314e14fabd29cfb4a74e1202afc4fe2081efa2. Applying a patch is advised to resolve this issue.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
A2
a2ui · a2ui-project
0.10.0; 0.10.1; 0.10.2; 0.10.3; 0.10.4; 0.10.5; +1 more · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-118271
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-118271
github.com
https://github.com/a2ui-project/a2ui/
github.com
https://github.com/a2ui-project/a2ui/commit/eb314e14fabd29cfb4a74e1202afc4fe2081efa2
github.com
https://github.com/a2ui-project/a2ui/issues/2384
github.com
https://github.com/a2ui-project/a2ui/pull/2417
vuldb.com
https://vuldb.com/cve/CVE-2026-118271
vuldb.com
https://vuldb.com/submit/1015115
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