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Low severity · published Oct 28, 2026
CVE-2026-118276
a2ui-project a2ui Parser expression_parser.ts formatString resource consumption
New
3.5
CVSS
0.2%
EPSS
No
On KEV
Description
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 vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 15% of CVEs
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
Affected product
A2
a2ui
a2ui-project
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-118276
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-118276
vdb-entry
https://vuldb.com/vuln/427574
signature
https://vuldb.com/vuln/427574/cti
third-party-advisory
https://vuldb.com/cve/CVE-2026-118276
third-party-advisory
https://vuldb.com/submit/1015139
exploit
https://github.com/a2ui-project/a2ui/issues/2389
issue-tracking
https://github.com/a2ui-project/a2ui/pull/2433
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