CVE-2026-75854
Unauthenticated Redis-protocol auth bypass in ArcadeDB allows full DB access
Is CVE-2026-75854 being exploited?
Not confirmed. CVE-2026-75854 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 1.1% probability of exploitation in the next 30 days.
How severe is CVE-2026-75854?
CVE-2026-75854 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-2026-75854?
Yes. A fix has been recorded for CVE-2026-75854. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-75854 affect?
CVE-2026-75854 affects ArcadeDB < 26.8.1, ArcadeDB Redis wire-protocol plugin, Servers exposing ArcadeDB Redis port (default 6379). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-75854?
Upgrade to ArcadeDB 26.8.1 and block/limit Redis port access until patched
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attackers can connect to ArcadeDB's Redis port to read, write, delete data and execute arbitrary Redis commands across databases.
Immediate action required
- affected< 26.8.1
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.