CVE-2026-56215
Authenticated users can modify their email to hijack a victim's SSO identity via account merge.
Is CVE-2026-56215 being exploited?
Not confirmed. CVE-2026-56215 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-2026-56215?
CVE-2026-56215 is rated High with a CVSS score of 8.7. 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-2026-56215?
Yes. A fix has been recorded for CVE-2026-56215. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-56215 affect?
CVE-2026-56215 affects Capgo < 12.128.12, SSO provisioning endpoint. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-56215?
Patch Capgo to 12.128.12 immediately
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Identity takeover via email tampering; attacker binds victim's SSO to attacker account, gaining access to resources.
Immediate action required
- affected< 12.128.12
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.