CVE-2026-86060
Improper Neutralization of Argument Delimiters in a Command in MikroTik RouterOS. CISA confirmed attackers exploit it and added it to its Known Exploited Vulnerabilities catalog on 10 September 2026.
- Product
- MikroTik RouterOS
- Added to CISA's catalog
- Federal fix-by date
- Ransomware
- No known use in ransomware campaigns
- Vendor advisories
- Sources
- CISA’s catalog, NVD entry
CISA’s description.
MikroTik RouterOS contains an improper neutralization of argument delimiters in a command vulnerability which allows an attacker to change the trusted RouterOS policy mask, leading to privilege escalation.
More from MikroTik this year.
- CVE-2026-67279 Improper Enforcement of Behavioral Workflow, added
- CVE-2026-67277 Missing Authentication for Critical Function, added
Every flaw CISA confirmed exploited in the last 30 days is on the exploit watch. This is not security advice. Check the vendor’s advisory before acting. From CISA’s catalog of 4 November 2026.