CVE-2026-19871
Hard-coded 'changeme' fallback allows unauthenticated login as any onboarded employee.
Is CVE-2026-19871 being exploited?
Not confirmed. CVE-2026-19871 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 0.39% probability of exploitation in the next 30 days.
How severe is CVE-2026-19871?
CVE-2026-19871 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-2026-19871?
Yes. A fix has been recorded for CVE-2026-19871. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-19871 affect?
CVE-2026-19871 affects Roskos Prospero Flow CRM <5.15.9, Human resources/onboarding component, Onboarded employee accounts. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-19871?
Upgrade to 5.15.9+, reset onboarded accounts' passwords, enforce onboarding password entry.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attackers can log in as any onboarded employee by email, enabling account takeover, data access, and privilege abuse.
Immediate action required
- affected< 5.15.9
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.