MikroTik RouterOS is widely deployed; unauthenticated root-file disclosure can expose credentials across many networks and has broad operational impact.
CVE-2026-67281
Unauthenticated file-read in MikroTik RouterOS WebFig exposes root files and configs.
Is CVE-2026-67281 being exploited?
Not confirmed. CVE-2026-67281 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-2026-67281?
CVE-2026-67281 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-2026-67281?
Yes. A fix has been recorded for CVE-2026-67281. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-67281 affect?
CVE-2026-67281 affects MikroTik RouterOS (WebFig) - versions prior to 6.49.21, 7.23.4, 7.24.2. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-67281?
Upgrade to fixed RouterOS versions; restrict WebFig access and rotate exposed credentials.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated remote file-read via /jsproxy, escape WebFig namespace to disclose root-owned files including configuration stores and credentials.
Immediate action required
- affected>= 7.24 and < 7.24.2
- affected>= 7.20 and < 7.23.4
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.