CVE-2026-49948
Auth bypass on /configure lets any authenticated user redirect LLM/embedder traffic to attacker.
WAF coverage: Missing authorization.
Also consider: patch
Is CVE-2026-49948 being exploited?
Not confirmed. CVE-2026-49948 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 0.29% probability of exploitation in the next 30 days.
How severe is CVE-2026-49948?
CVE-2026-49948 is rated High with a CVSS score of 8.6. 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-2026-49948?
Yes. A fix has been recorded for CVE-2026-49948. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-49948 affect?
CVE-2026-49948 affects Mem0 self-hosted server (versions <= 0.2.8). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-49948?
Upgrade to 0.2.9+; enforce role checks on /configure; rotate API keys.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Attacker can redirect all LLM/embedder traffic to a controlled server; config persists in PostgreSQL across restarts.
Patch when possible
- affected<= 0.2.8
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.