RCE in Infiniflow Ragflow
CVE-2026-121928
A vulnerability was identified in InfiniFlow RAGFlow up to 0.27.2. This issue affects some unknown processing of the file api/utils/file_utils.py of the component Images API. The manipulation leads to cross site scripting. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. Upgrading to version 0.27.3 is capable of addressing this issue. The identifier of the patch is 9ea0246f8d453a144fb4f903d163b2ba6b91ed2c. Upgrading the affected component is advised.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Infiniflow Ragflow — versions 0.27.0, 0.27.1, 0.27.2
Weakness classification (CWE)
References
- vuldb.com/vuln/431040 (vdb-entry)
- vuldb.com/vuln/431040/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-121928 (third-party-advisory)
- vuldb.com/submit/1023352 (third-party-advisory)
- github.com/infiniflow/ragflow/pull/19818 (issue-tracking, patch)
- github.com/infiniflow/ragflow/commit/9ea0246f8d453a144fb4f903d163b2ba6b91ed2c (patch)
- github.com/infiniflow/ragflow/releases/tag/v0.27.3 (patch)
- github.com/infiniflow/ragflow/ (product)
Frequently asked questions
- What is CVE-2026-121928?
- CVE-2026-121928 is a low-severity vulnerability in Infiniflow Ragflow, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2026-11-04.
- How severe is CVE-2026-121928?
- Low severity. CVSS v3 base score is 3.5 out of 10.