What is CVE-2026-12822?

CVE-2026-12822 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: 5.3/10. Published 2026-06-22.

How severe is CVE-2026-12822?

Medium severity. CVSS v3 base score is 5.3 out of 10.

RCE in Langflow-ai Langflow

CVE-2026-12822

A vulnerability was identified in langflow-ai langflow up to 1.9.3. This affects an unknown function of the component Bundle URL Loader. The manipulation leads to code injection. The attack needs to be performed locally. The vendor was con…

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Langflow-ai Langflow — versions 1.9.0, 1.9.1, 1.9.2

Weakness classification (CWE)

References

cna@vuldb.com (vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (related)

Frequently asked questions

What is CVE-2026-12822?: CVE-2026-12822 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: 5.3/10. Published 2026-06-22.
How severe is CVE-2026-12822?: Medium severity. CVSS v3 base score is 5.3 out of 10.