Vendor
MikroTik
28 known vulnerabilities.
MikroTik at a glance
Show as table
| Month | Vulnerabilities | Critical |
|---|---|---|
| Nov 2026 | 0 | 0 |
| Oct 2026 | 4 | 1 |
| Sep 2026 | 11 | 2 |
| Aug 2026 | 0 | 0 |
| Jul 2026 | 2 | 0 |
| Jun 2026 | 0 | 0 |
| May 2026 | 2 | 0 |
| Apr 2026 | 0 | 0 |
| Mar 2026 | 0 | 0 |
| Feb 2026 | 0 | 0 |
| Jan 2026 | 0 | 0 |
| Dec 2025 | 0 | 0 |
| Nov 2025 | 0 | 0 |
| Oct 2025 | 0 | 0 |
| Sep 2025 | 1 | 0 |
| Aug 2025 | 0 | 0 |
| Jul 2025 | 1 | 0 |
| Jun 2025 | 1 | 0 |
| May 2025 | 0 | 0 |
| Apr 2025 | 0 | 0 |
| Mar 2025 | 0 | 0 |
| Feb 2025 | 0 | 0 |
| Jan 2025 | 0 | 0 |
| Dec 2024 | 0 | 0 |
Latest advisories
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Medium max 7.4WID-SEC-2026-4109 1 CVE
MikroTik RouterOS: Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in MikroTik RouterOS ausnutzen, um Sicherheitsvorkehrungen zu umgehen.
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Medium max 6.5WID-SEC-2026-4042 1 CVE
MikroTik RouterOS: Schwachstelle ermöglicht Denial of Service
Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in MikroTik RouterOS ausnutzen, um einen Denial of Service Angriff durchzuführen.
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Medium max 6.5WID-SEC-2026-3815 1 CVE
MikroTik RouterOS: Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in MikroTik RouterOS ausnutzen, um Sicherheitsvorkehrungen zu umgehen.
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High max 9.8
MikroTik RouterOS: Schwachstelle ermöglicht Codeausführung und DoS
Ein entfernter Angreifer kann eine Schwachstelle in MikroTik RouterOS ausnutzen, um beliebigen Programmcode auszuführen oder einen Denial-of-Service-Zustand auszulösen.
first Sep 29, 2026 -
Critical max 9.8
MikroTik RouterOS
Successful exploitation of this vulnerability could allow an attacker to achieve remote code execution or cause a denial of service.
first Sep 29, 2026
28 results · Feed
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High 7.4
MikroTik RouterOS 7.24.5 WebFig Session Token Replay Authentication Bypass
MikroTik RouterOS through 7.24.5 contains a session token replay vulnerability in the WebFig interface that allows attackers to bypass authentication by replaying captured session tokens across new ECDH sessions. The makeSessionKey function in libucrypto.so g…
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Medium 6.5
MikroTik RouterOS ipt_SAME.ko same_check integer overflow
A weakness has been identified in MikroTik RouterOS up to 6.40.5/6.44/7.20.8. Impacted is the function same_check of the file ipt_SAME.ko. Executing a manipulation can lead to integer overflow. The attack may be launched remotely. Upgrading to version 7.21.5 …
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High 8.8
MikroTik RouterOS WinBox split-principal authentication bypass allows privilege escalation
An incorrect authorization vulnerability in the WinBox authentication flow of MikroTik RouterOS allows a remote authenticated attacker with credentials for a low-privilege account permitted to use WinBox to obtain the authorization policy of a different exist…
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Critical 9.8CVE-2026-84411 Public exploit
MikroTik RouterOS Integer Underflow
The web management service in affected RouterOS versions contains an integer underflow in its HTTP request body handling that is reachable before authentication. This can be leveraged by an unauthenticated network attacker to achieve arbitrary code execution …
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High 7.5
MikroTik RouterOS < 7.25beta4 Improper Input Validation DoS via BGP Labelled-VPN NLRI
MikroTik RouterOS before 7.25beta4 contains an improper input validation vulnerability in the labelled-VPN NLRI iterators of the routing service that allows an unauthenticated on-path attacker to crash the BGP service by sending a malformed MP_REACH_NLRI UPDA…
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High 7.5
MikroTik RouterOS < 7.24 Heap Corruption via SMB1 SessionSetupAndX
MikroTik RouterOS before 7.24 contains a heap memory corruption vulnerability in the userspace SMB daemon that allows remote attackers to corrupt adjacent heap memory by supplying a crafted uniPwdLen value in the SMB1 SessionSetupAndX handler. An attacker can…
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Medium 6.5
MikroTik RouterOS < 7.24 Out-of-Bounds Read via SMB1 SessionSetupAndX
MikroTik RouterOS before 7.24 contains an out-of-bounds read vulnerability in the userspace SMB daemon that allows unauthenticated attackers to read beyond the end of the request buffer by supplying a crafted uniPwdLen field value in a minimal SMB1 SessionSet…
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Medium 6.9
MikroTik RouterOS Path Traversal via Container OCI/tar Image Extraction
MikroTik RouterOS before 7.24.2 contains a path traversal vulnerability in the container package OCI/tar image extraction that allows attackers to write files outside the container root by supplying a crafted container image with symlinks pointing to arbitrar…
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High 8.8CVE-2026-89020 Public exploit
MikroTik RouterOS Stack Buffer Overflow via TFTP URL Path Leading to Privilege Escalation
MikroTik RouterOS before 7.23.4 (long-term) and 7.24.2 (stable) contains a stack-based buffer overflow vulnerability in the mtget binary's TFTP RRQ builder function that allows authenticated users to crash the mtget worker process by supplying a URL path of 5…
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Critical 9.2
SSH session privilege manipulation via a crafted username in Mikrotik RouterOS
RouterOS contains an argument-handling flaw in the SSH login path involving usernames that begin with a prohibited character, allowing for the trusted RouterOS policy mask to be changed, leading to privilege escalation. Exploitation requires an unauthenticate…
KEV Sep 10, 2026 -
High 8.7CVE-2026-67281 Public exploit
Unauthenticated file read in Mikrotik RouterOS
RouterOS WebFig contains an unauthenticated file-read vulnerability in the /jsproxy path where a newly allocated session retains a stale uninitialized principal pointer used for file authorization. An unauthenticated attacker can prepare the allocator so that…
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Medium 6.3
TLS server impersonation possible in Mikrotik RouterOS
MikroTik RouterOS accepts malformed RSA/PKCS#1 v1.5 signatures across RSA-based services, including TLS/X.509 certificate validation and SSH host-key authentication. Because its trust store includes an e=3 root CA, an attacker controlling or redirecting an ou…
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Medium 6.9
SSH Pre-Authentication Rekey State Bypass in MikroTik RouterOS
RouterOS SSH enters the connection protocol after a client-requested rekey even though user authentication was never attempted, allowing an unauthenticated client to open a session channel and send an exec request. On affected builds the server dispatches the…
KEV Sep 25, 2026 -
High 8.8CVE-2026-67277 Exploited
Kernel memory disclosure and denial of service in MikroTik RouterOS btest service
RouterOS accepts a "related" btest connection before the corresponding primary session has completed authentication. An unauthenticated client can use this state to start an IPv4 UDP test. With "random-data=false", the sender transmits an uninitialized tail f…
KEV Sep 10, 2026 -
Critical 9.2
SSH user impersonation possible in Mikrotik RouterOS
RouterOS does not compare the complete RSA public key when matching an SSH authentication request to an authorized user key, checking the key type and modulus but omitting the exponent. Because signature verification uses the client-supplied key, an attacker …
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Medium 4.9
Insufficient session expiration in MikroTik RouterOS
An API session‑management flaw in products with the MikroTik RouterOS API enabled are vulnerable to a Insufficient Session Expiration vulnerability. This could allow active sessions to retain their previous permission set after inactivity timeouts or user‑gro…
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High 8.8
Improper restriction of excessive authentication attempts in MikroTik RouterOS and Cloud Hosted Router
MikroTik RouterOS contains a weakness in its API authentication handling that lacks effective safeguards against excessive login attempts. The system does not enforce meaningful rate-limiting, account lockout, or source-based restrictions, allowing repeated a…
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Medium 6.5
Improper certificate validation in multiple RouterOS services
RouterOS provides various services that rely on correct verification of client and server certificates to secure confidentiality and integrity of communications. This includes OpenVPN, CAPsMAN, Dot1x (802.1X), among others. The vulnerability lies in shared ce…
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High 7.3
MikroTik RouterOS SCEP Endpoint scep.p ASN1_STRING_data out-of-bounds
A vulnerability was identified in MikroTik RouterOS 6.49.8. This vulnerability affects the function ASN1_STRING_data in the library nova/lib/www/scep.p of the component SCEP Endpoint. The manipulation of the argument transactionID/messageType leads to out-of-…
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High 8.8
MikroTik RouterOS libjson.so print parse_json_element buffer overflow
A vulnerability has been found in MikroTik RouterOS 7. This affects the function parse_json_element of the file /rest/ip/address/print of the component libjson.so. The manipulation leads to buffer overflow. The attack is possible to be carried out remotely. T…
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Medium 4.8CVE-2025-6563 Public exploit
Cross-site scripting via dst parameter in RouterOS WiFi hotspot
A cross-site scripting vulnerability is present in the hotspot of MikroTik's RouterOS on versions below 7.19.2. An attacker can inject the `javascript` protocol in the `dst` parameter. When the victim browses to the malicious URL and logs in, the XSS executes…
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High 7.2
Mikrotik RouterOS VXLAN Source IP Improper Access Control Vulnerability
Mikrotik RouterOS VXLAN Source IP Improper Access Control Vulnerability. This vulnerability allows remote attackers to bypass access restrictions on affected installations of Mikrotik RouterOS. Authentication is not required to exploit this vulnerability. The…
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High 7.5
Mikrotik RouterOS RADVD Out-Of-Bounds Write Remote Code Execution Vulnerability
Mikrotik RouterOS RADVD Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Mikrotik RouterOS. Authentication is not required to exploit this vuln…
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High 7.5CVE-2024-2169 Public exploit
Implementations of UDP application protocols are susceptible to network loops and denial of service
Implementations of UDP application protocol are vulnerable to network loops. An unauthenticated attacker can use maliciously-crafted packets against a vulnerable implementation that can lead to Denial of Service (DOS) and/or abuse of resources.
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High 7.5CVE-2023-30800 Public exploit
MikroTik RouterOS Web Interface Heap Corruption
The web server used by MikroTik RouterOS version 6 is affected by a heap memory corruption issue. A remote and unauthenticated attacker can corrupt the server's heap memory by sending a crafted HTTP request. As a result, the web interface crashes and is immed…
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Critical 9.1CVE-2023-30799 Public exploit
MikroTik RouterOS Administrator Privilege Escalation
MikroTik RouterOS stable before 6.49.7 and long-term through 6.48.6 are vulnerable to a privilege escalation issue. A remote and authenticated attacker can escalate privileges from admin to super-admin on the Winbox or HTTP interface. The attacker can abuse t…
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Unscored —
MikroTik Winbox 3.20 and below is vulnerable to man in the middle attacks. A man in the middle can downgrade the client…
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Unscored —
MikroTik RouterOS versions Stable 6.43.12 and below, Long-term 6.42.12 and below, and Testing 6.44beta75 and below are …