CVE-2026-19875
High
Description
IBM Langflow OSS 1.0.0 through 1.10.0 could allow a remote attacker to overwrite administrator email information and abuse the server as an outbound relay due to missing authentication for the registration endpoint.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Langflow
PublishedAug 19, 2026
First seenAug 19, 2026
Weakness typeCWE-306Missing authentication for critical function
How to fix
Update
- langflow langflow1.10.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| langflow langflow | 1.0.0 ≤ v < 1.10.1 | 1.10.1 |
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