01 Record
CVE-2026-92214
a2ui-project a2ui a2a-chat-canvas sanitizer-markdown-renderer-service.ts cross site scripting
MediumPUBLISHEDCNA: VulDB
CNA base score5.1 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X
02 Description
a2ui-project a2ui a2a-chat-canvas sanitizer-markdown-renderer-service.ts cross site scripting
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.34% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 28.1% of scored records. A rank, not a probability.
- NVD base score
- 5.1 (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:L/VA:N/SC:N/SI:N/SA:N/E:X/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 2026-09-22.
- 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
- 2026-09-16 01:15Z1 MO AGO
- Last updated
- 2026-09-22 15:46Z1 MO AGO
- Reserved
- 2026-09-15
- 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:L/VA:N/SC:N/SI:N/SA:N/E:X
- Weaknesses
- Data version
- 5.2
- Document digest
- 8b2fdac31748d958bacddbc20b8566ba5eab40fa5e08a903214defad64e720b9
05 Affected products
VendorProductVersionsPlatforms
06 References
- vuldb.comVDB-404459 | a2ui-project a2ui a2a-chat-canvas sanitizer-markdown-renderer-service.ts cross site scriptinghttps://vuldb.com/vuln/404459
- vuldb.comVDB-404459 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/vuln/404459/cti
- vuldb.comCVE-2026-92214 | CVE Analysis and Reporthttps://vuldb.com/cve/CVE-2026-92214
- vuldb.comSubmit #934108 | a2ui-project a2ui v0.0.1 CWE-79https://vuldb.com/submit/934108
- github.comhttps://github.com/a2ui-project/a2ui/issues/2294
- github.comhttps://github.com/a2ui-project/a2ui/