01 Record
CVE-2026-118276
a2ui-project a2ui Parser expression_parser.ts formatString resource consumption
MediumPUBLISHEDCNA: VulDB
CNA base score5.1 CVSS v4.0CVSS: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
02 Description
a2ui-project a2ui Parser expression_parser.ts formatString resource consumption
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.23% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 14.9% of scored records. A rank, not a probability.
- NVD base score
- 2.0 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- 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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-28.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-10-28 03:45Z1 DAY AGO
- Last updated
- 2026-10-28 03:45Z1 DAY AGO
- Reserved
- 2026-10-27
- Assigning CNA
- VulDB
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.1)
- CNA CVSS vector
- 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
- Weaknesses
- Data version
- 5.2
- Document digest
- d216e453a9bf1d8ed18c3ec388ad735fb65f019cd622f5a0ce3c919757959e6a
05 Affected products
VendorProductVersionsPlatforms
06 References
- vuldb.comVDB-427574 | a2ui-project a2ui Parser expression_parser.ts formatString resource consumptionhttps://vuldb.com/vuln/427574
- vuldb.comVDB-427574 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/vuln/427574/cti
- vuldb.comCVE-2026-118276 | CVE Analysis and Reporthttps://vuldb.com/cve/CVE-2026-118276
- vuldb.comSubmit #1015139 | a2ui-project a2ui <=0.10.6 CWE-400https://vuldb.com/submit/1015139
- github.comhttps://github.com/a2ui-project/a2ui/issues/2389
- github.comhttps://github.com/a2ui-project/a2ui/pull/2433
- github.comhttps://github.com/a2ui-project/a2ui/commit/1f71d1aac1b145ef57c7526f9e0cff316f5934e2
- github.comhttps://github.com/a2ui-project/a2ui/