CVE-2026-67276 (GCVE-0-2026-67276)
Vulnerability from cvelistv5 – Published: 2026-09-05 20:00 – Updated: 2026-09-09 04:26- CWE-347 - Improper verification of cryptographic signature
| URL | Tags |
|---|---|
| https://cert.pl/en/posts/2026/09/mikrotik-routeros-cve | third-party-advisory |
| https://cert.pl/en/posts/2026/09/vulnerabilities-… | technical-description |
| https://npratley.net/reversing-mikrotiks-silent-p… | exploit |
| https://mikrotik.com/supportsec/september-2026-vu… | vendor-advisory |
| https://forum.mikrotik.com/t/7-23-4-long-term-is-… | release-notes |
| https://forum.mikrotik.com/t/7-24-2-stable-is-rel… | release-notes |
ENISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
Exploited: Yes
Timestamps
Scope
Evidence
Type: Csirt Report
Signal: Successful Exploitation
Confidence: 75%
Source: enisa-cnw-kev
Details
| Cwes | CWE-347 |
|---|---|
| Euvd | EUVD-2026-72024 |
| Notes | https://cert.pl/en/posts/2026/09/vulnerabilities-in-mikrotik-routeros-actively-exploited/ |
| Catalog | ENISA / EU CSIRTs Network (CNW) KEV JSON |
| Product | RouterOS |
| Datereported | 2026/09/05 |
| Originsource | CERT.PL |
| Patchedsince | 2026/09/03 |
| Vendorproject | MikroTik |
| Exploitationtype | unknown |
| Vulnerabilityname | MikroTrick |
| Threatactorsexploiting |
References
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
Exploited: Yes
Timestamps
Scope
Evidence
Type: Public Report
Signal: Successful Exploitation
Confidence: 70%
Source: previdian
Details
| Feed | Previdian (previdian.com) |
|---|---|
| Title | SSH user impersonation possible in Mikrotik RouterOS |
| Cve Id | CVE-2026-67276 |
| Vendor | Mikrotik |
| Ghsa Id | None |
| Product | RouterOS |
| Added Date | 2026-09-10T16:25:00.000Z |
| Cvss Score | 9.2 |
| Epss Score | 0.00243 |
| Previous Ids | |
| Cvss Severity | CRITICAL |
| Virtual Patch | False |
| Cvss Estimated | False |
| Epss Percentile | 0.15479 |
| Used In Malware | unknown |
| Vulnerability Id | CVE-2026-67276 |
| Ahead Of Cisa Kev | None |
| Not Yet In Cisa Kev | True |
References
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Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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