CVE-2026-27170 OpenSift: SSRF risk in URL ingestion endpoint
Attackers can coerce the OpenSift URL ingestion endpoint to access private network resources via Server-Side Request Forgery.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-27170?
CVE-2026-27170 is a high-severity server-side request forgery vulnerability in OpenSift, published on 20 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
OpenSift is an AI study tool that sifts through large datasets using semantic search and generative AI. In versions 1.1.2-alpha and below, URL ingest allows overly permissive server-side fetch behavior and can be coerced into requesting unsafe targets. Potential access/probing of private/local network resources from the OpenSift host process when ingesting attacker-controlled URLs. This issue has been fixed in version 1.1.3-alpha. To workaround when using trusted local-only exceptions, use OPENSIFT_ALLOW_PRIVATE_URLS=true with caution.
Which versions are affected by CVE-2026-27170?
It affects 1 product.
Products include Opensift Opensift.
How do I fix CVE-2026-27170?
No fix has been published for CVE-2026-27170 yet. Limit exposure of the affected software until one is available.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2026-27170 being exploited?
There is no known exploitation of CVE-2026-27170 in the wild and no public exploit code.
Other vulnerabilities in OpenSift
- CVE-2026-27169 OpenSift: Persistent XSS Chat Tool Rendering
- CVE-2026-28676 OpenSift: Insufficient path containment checks in storage helpers could allow path traversal-style file operations
- CVE-2026-28677 OpenSift: Insufficient URL destination restrictions in ingest flow could enable SSRF-style internal access
- CVE-2026-27189 OpenSift: Race-prone local persistence could cause state corruption/loss
- CVE-2026-28675 OpenSift: Sensitive implementation details exposed via raw exception messages and token-returning endpoints
Sources
Also known as GHSA-3w2r-hj5p-h6pp.