CVE-2026-81265 Langflow is vulnerable to server-side request forgery due to missing egress validation on server-side URL fetches
High 7.5
Published
Updated
Check this codebase for CVE-2026-81265 and fix it if it is affected.
What it is: CVE-2026-81265 is a high-severity vulnerability in Langflow Langflow, published on 10 Sep 2026.
Exploitation: There is no known exploitation of CVE-2026-81265 in the wild and no public exploit code.
Affected product: Langflow Langflow. No package-level version data is available, so check the vendor advisory linked from the reference page.
Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.
Reference: https://insights.sbomify.com/CVE-2026-81265/ (Markdown: https://insights.sbomify.com/CVE-2026-81265/index.md)
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-81265?
CVE-2026-81265 is a high-severity vulnerability in Langflow Langflow, published on 10 Sep 2026.
Official description
IBM Langflow OSS 1.0.0 through 1.11.5.
Weakness: CWE-918
Which versions are affected by CVE-2026-81265?
It affects 1 product.
Products include Langflow Langflow.
How do I fix CVE-2026-81265?
No fix has been published for CVE-2026-81265 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-81265 being exploited?
There is no known exploitation of CVE-2026-81265 in the wild and no public exploit code.
Other vulnerabilities in Langflow Langflow
Sources
Also known as GHSA-j99h-p584-x29h.