RCE in Langflow-Ai Langflow
CVE-2026-7700
A weakness has been identified in langflow-ai langflow up to 1.8.4. This affects the function eval of the file src/lfx/src/lfx/components/llm_operations/lambda_filter.p of the component LambdaFilterComponent. Executing a manipulation can lead to code injection. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.004 (30.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001
Affected products
- Langflow-Ai Langflow — versions 1.8.0, 1.8.1, 1.8.2
Weakness classification (CWE)
References
- vuldb.com/vuln/360869 (technical-description, vdb-entry)
- vuldb.com/vuln/360869/cti (signature, permissions-required)
- vuldb.com/submit/804305 (third-party-advisory)
- www.yuque.com/mengnanbulalei/ognlsk/hte2a98ro5gf8tp9 (exploit)
Frequently asked questions
- What is CVE-2026-7700?
- CVE-2026-7700 is a medium-severity vulnerability in Langflow-Ai Langflow, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-05-03.
- How severe is CVE-2026-7700?
- Medium severity. CVSS v3 base score is 6.3 out of 10.