CVE-2026-23526
Privilege escalation in CVAT allows staff to grant themselves superuser/admin.
Is CVE-2026-23526 being exploited?
Not confirmed. CVE-2026-23526 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 0.27% probability of exploitation in the next 30 days.
How severe is CVE-2026-23526?
CVE-2026-23526 is rated High with a CVSS score of 8.5. 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-2026-23526?
Yes. A fix has been recorded for CVE-2026-23526. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-23526 affect?
CVE-2026-23526 affects CVAT. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-23526?
Upgrade to CVAT 2.55.0 or revoke staff privileges
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Staff with staff status can self-escalate to superuser/admin, gaining full data access.
Patch when possible
- affected>= 1.0.0 and < 2.55.0
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.