Quick answers
- Is CVE-2026-107328 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-107328 being exploited in the wild.
- How severe is CVE-2026-107328?
- Critical severity, with a CVSS score of 9.9, published 29 October 2026.
- Which products and versions are affected?
- IBM Langflow OSS 1.0.0 through 1.12.4.
- Is there a fix for CVE-2026-107328?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-107328 attacked?
- It is attacked over the network, in a software library.
- Am I affected by CVE-2026-107328?
- Check whether you run IBM Langflow OSS at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
The vulnerability is a code injection flaw (CWE-94) in Langflow OSS where user-supplied inputs to eval/exec operations are not properly neutralized. An authenticated attacker can exploit this via network access to execute arbitrary Python code in the server's runtime context. The CVSS 9.9 vector reflects high impact on confidentiality, integrity, and availability across system boundaries.
Affected products
- IBM Langflow OSS 1.0.0 through 1.12.4
Timeline
- 2026-10-29: disclosed