CVE-2025-70887
Privilege escalation in ralphje Signify before 0.9.2.
Is CVE-2025-70887 being exploited?
Not confirmed. CVE-2025-70887 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 0.34% probability of exploitation in the next 30 days.
How severe is CVE-2025-70887?
CVE-2025-70887 is rated High with a CVSS score of 8.8. 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-2025-70887?
Yes. A fix has been recorded for CVE-2025-70887. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2025-70887 affect?
CVE-2025-70887 affects ralphje Signify <= 0.9.1. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2025-70887?
Upgrade to v0.9.2 or later.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote attacker can escalate privileges via signed_data.py and context.py (Signify < 0.9.2).
Patch when possible