CVE-2026-56250
Upload-scoped API keys can retarget and delete R2 bundle objects, causing DoS.
Is CVE-2026-56250 being exploited?
Not confirmed. CVE-2026-56250 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 0.45% probability of exploitation in the next 30 days.
How severe is CVE-2026-56250?
CVE-2026-56250 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-2026-56250?
Yes. A fix has been recorded for CVE-2026-56250. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-56250 affect?
CVE-2026-56250 affects Capgo < 12.128.2, Capgo PostgREST API, Cloudflare R2 object bundles. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-56250?
Upgrade to Capgo >=12.128.2, revoke/reissue upload-scoped API keys, audit R2 objects
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Attackers can patch app_versions.r2_path to point to victim R2 objects, soft-delete attacker version, trigger cleanup, and delete victim R2 objects (denial of service, bundle loss).
Immediate action required
- affected< 12.128.2
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.