CVE-2025-10948

MikroTik RouterOS libjson.so print parse_json_element buffer overflow

HIGH
8.8
CVSS Score
Published: September 25, 2025 at 02:02 PM UTC
Updated: October 11, 2026 at 08:10 PM UTC
1 product affected across 1 vendorRouterOS

Using RouterOS by MikroTik?

Get instant alerts when new vulnerabilities affect RouterOS - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
HIGH8.8
Exploit prediction
EPSS 1%
SSVC
PoC

Description

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. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Vendor states this is fixed in 7.20.1 (unaffected)
Vendor states this is fixed in 7.21beta2 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/?id.325818
SignaturePermissions Required
Source: cverecord
https://vuldb.com/?ctiid.325818
Third Party Advisory
Source: cverecord
https://vuldb.com/?submit.652387

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-120CWE-119

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card