CVE-2026-118276mediumCWE-400CWE-404

CVE-2026-118276: medium-severity vulnerability in a2ui-project a2ui

a2ui-project a2ui Parser expression_parser.ts formatString resource consumption

Published · Updated

Follow this CVE+ Monitor a2ui

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

33Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 5.1epss 0.2%
A vulnerability was determined in a2ui-project a2ui up to 0.10.6. This vulnerability affects the function formatString of the file renderers/web_core/src/v0_9/basic_catalog/expressions/expression_parser.ts of the component Parser. This manipulation causes resource consumption. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. Patch name: 1f71d1aac1b145ef57c7526f9e0cff316f5934e2. Applying a patch is the recommended action to fix this issue.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
a2ui-project · a2ui
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — a2ui-project a2ui

In the same product, most dangerous first.

CVE-2026-92114MEDIUMa2ui-project a2ui Basic Catalog safe_regex.ts redosEPSS 0.7%CVE-2026-92356MEDIUMa2ui-project a2ui Update Components basic_functions.ts updateComponents resource consumptionEPSS 0.5%CVE-2026-92215MEDIUMa2ui-project a2ui FileResolver file_resolver.py httpx.get server-side request forgeryEPSS 0.5%CVE-2026-92216MEDIUMa2ui-project a2ui Binder generic-binder.ts openUrl redirectEPSS 0.5%CVE-2026-92217MEDIUMa2ui-project a2ui Message Parsing message-processor.ts processMessages dynamically-determined object attributesEPSS 0.4%CVE-2026-118275MEDIUMa2ui-project a2ui Resolver data-context.ts DataContext.resolveSignal resource consumptionEPSS 0.4%