What is CVE-2025-10948?

CVE-2025-10948 is a high-severity vulnerability in Mikrotik Routeros, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-09-25.

How severe is CVE-2025-10948?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Mikrotik Routeros

CVE-2025-10948

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 car…

Vulnerability class: Buffer Overflow

EPSS: 0.007 (49.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Mikrotik Routeros — versions 7, 7.20.1, 7.21beta2

Weakness classification (CWE)

References

cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (exploit)
cna@vuldb.com (exploit)

Frequently asked questions

What is CVE-2025-10948?: CVE-2025-10948 is a high-severity vulnerability in Mikrotik Routeros, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-09-25.
How severe is CVE-2025-10948?: High severity. CVSS v3 base score is 8.8 out of 10.