CVE-2026-48797
Unauthenticated access to Reflex UI exposes training controls.
Is CVE-2026-48797 being exploited?
Not confirmed. CVE-2026-48797 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.32% probability of exploitation in the next 30 days.
How severe is CVE-2026-48797?
CVE-2026-48797 is rated Critical with a CVSS score of 9.3. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-48797?
Yes. A fix has been recorded for CVE-2026-48797. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-48797 affect?
CVE-2026-48797 affects Backpropagate 1.1.0, Backpropagate 1.1.1, Reflex UI. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-48797?
Upgrade to 1.2.0; limit exposure to localhost
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Exposed UI on bound port allows dataset read/upload, start/stop training, read model paths, and HuggingFace Hub pushes; potential data exposure and DoS.
Patch when possible
- affected>= 1.1.0 and < 1.2.0
- affected>= 1.1.0 and < 1.2.0
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.