CVE-2025-10948: MikroTik RouterOS libjson.so print parse_json_element buffer overflow

Published Sep 25, 2025
·
Updated

A vulnerability has been found in MikroTik RouterOS 7. This affects the function parsejsonelement 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. The exploit has been disclosed to the public and may be used. Upgrading to version 7.20.1 and 7.21beta2 mitigates this issue. You should upgrade the affected component. The vendor replied: "Our bug tracker reports that your issue has been fixed. This means that we plan to release a RouterOS update with this fix. Make sure to upgrade to the next release when it comes out."

Affected Software

1 affected component
Mikrotik RouterOS<7.20.1

Event History

Sep 25, 2025
CVE Published
via MITRE·02:02 PM
Data Sourced
via MITRE·02:02 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·02:15 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2025-10948?

CVE-2025-10948 has been classified with a high severity due to its potential for remote exploitation leading to a buffer overflow.

2

How do I fix CVE-2025-10948?

To fix CVE-2025-10948, update your MikroTik RouterOS to the latest patched version.

3

What types of systems are affected by CVE-2025-10948?

CVE-2025-10948 affects MikroTik RouterOS version 7.

4

Can CVE-2025-10948 be exploited remotely?

Yes, CVE-2025-10948 can be exploited remotely, allowing attackers to manipulate the vulnerable function.

5

What specific component is vulnerable in CVE-2025-10948?

The component affected by CVE-2025-10948 is libjson.so, specifically the parse_json_element function.

Contact

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