CVE-2026-121928: InfiniFlow RAGFlow · Cross-site Scripting
Affects InfiniFlow RAGFlowSource CVE Database V5
Public exploit available · CVSS 5.1 Medium · fixed in 0.27.3 : patch InfiniFlow RAGFlow as a priority.
Data as of 4 Nov 2026, 20:51 UTC
Thin evidence
One scorer or none| CNA (VulDB) | CVSS 4.0 | 5.1 |
|---|---|---|
| CNA (VulDB) | CVSS 3.1 | 3.5 |
| CNA (VulDB) | CVSS 3.0 | 3.5 |
| CNA (VulDB) | CVSS 2.0 | 4.0 |
- Patch
- Available – fixed in 0.27.3
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:PExploitation evidence
Disclosed: evidence found.
CVE published 4 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: evidence found.
CVSS exploit maturity: proof of concept public
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CVSS vector, the Metasploit, Exploit-DB and nuclei-templates index as of 4 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| InfiniFlowRAGFlow | Affected
| Fixed in– |
GitHubinfiniflow/ragflowpkg:github/infiniflow/ragflowOther threats | Affected
| Fixed in– |
CPE configurations (1)
cpe:2.3:a:infiniflow:ragflow:*:*:*:*:*:*:*:*
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Upgrade InfiniFlow RAGFlow to version 0.27.3 or later, which contains the official fix for this vulnerability. No other mitigation steps are indicated by the vendor advisory.
Description
CVE-2026-121928 is a cross-site scripting (XSS) vulnerability in InfiniFlow RAGFlow versions 0.27.0 through 0.27.2. The flaw exists in the Images API component, specifically in the file api/utils/file_utils.py, allowing remote attackers to execute XSS attacks. A public exploit is available. Upgrading to version 0.27.3 addresses this issue.
References
- vuldb.com/vuln/431040 (opens in a new tab)
- vuldb.com/vuln/431040/cti (opens in a new tab)
- vuldb.com/cve/CVE-2026-121928 (opens in a new tab)
- vuldb.com/submit/1023352 (opens in a new tab)
- github.com/infiniflow/ragflow/pull/19818 (opens in a new tab)
- github.com/infiniflow/ragflow/commit/9ea0246f8d453a144fb4f903d163b2ba6b91ed2c (opens in a new tab)
- github.com/infiniflow/ragflow/releases/tag/v0.27.3 (opens in a new tab)
- github.com/infiniflow/ragflow/ (opens in a new tab)