High severity · published Jun 21, 2026
CVE-2026-12822
langflow-ai langflow Bundle URL Loader code injection
7.8
CVSS
0.3%
EPSS
No
On KEV
Description
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 contacted early about this disclosure but did not respond in any way.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LA
langflow · langflow-ai
1.9.0; 1.9.1; 1.9.2; 1.9.3 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-12822
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-12822
Exploit
https://github.com/dxz0069/softwareoverflow/blob/main/langflow_bundle_url_custom_component_startup_rce_vulndb.md
Third Party Advisory
https://vuldb.com/cve/CVE-2026-12822
Third Party Advisory
https://vuldb.com/submit/837582
Third Party Advisory
https://vuldb.com/vuln/372612
Permissions Required
https://vuldb.com/vuln/372612/cti
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