CVE-2026-7871
RCE in IBM Langflow OSS 1.0.0–1.10.0 via Redis access with full app privileges.
Is CVE-2026-7871 being exploited?
Not confirmed. CVE-2026-7871 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 0.69% probability of exploitation in the next 30 days.
How severe is CVE-2026-7871?
CVE-2026-7871 is rated Critical with a CVSS score of 9.8. 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-2026-7871?
Yes. A fix has been recorded for CVE-2026-7871. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-7871 affect?
CVE-2026-7871 affects IBM Langflow OSS 1.0.0-1.10.0. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-7871?
Patch when available; restrict Redis access; rotate secrets.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote code execution via Redis; attacker gains full Langflow app privileges, access to secrets, data, and system integrity.
Immediate action required
- affected>= 1.0.0 and <= 1.10.0
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.