CVE-2026-57510
Auth bypass lets viewer users access/modify other orgs' canvases, queues, and secrets.
Is CVE-2026-57510 being exploited?
Not confirmed. CVE-2026-57510 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-2026-57510?
CVE-2026-57510 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-2026-57510?
Yes. A fix has been recorded for CVE-2026-57510. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-57510 affect?
CVE-2026-57510 affects SuperPlane < 0.27.0, CanvasService gRPC handlers, Multi-tenant canvases and queues. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-57510?
Upgrade to SuperPlane >=0.27.0; rotate exposed secrets; audit cross-tenant access and logs.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Authenticated viewer can read cross-tenant execution history and secrets, create/modify/delete canvases and queue events, and disrupt tenant automation.
Immediate action required
- affected< 0.27.0
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.