Privilege Escalation in D-Link DIR-1253 Router
CVE-2026-52533

9.8CRITICAL

Key Information:

Vendor

D-Link
Status
DIR-1253
Vendor
CVE Published:
13 July 2026

What is CVE-2026-52533?

A vulnerability in the D-Link DIR-1253 router allows an unauthorized user to escalate privileges via manipulation of the etc/shadow component file. This flaw could potentially enable attackers to gain higher access levels within the device's operating environment, posing significant risks to network integrity and security. It is crucial for users and administrators of affected models to implement the necessary updates and security measures to mitigate this vulnerability.

References

https://www.dlink.com/en/security-bulletin/
https://codeberg.org/zuhri/advisory#recent-poc
https://zuh.re/cve/2026-52533/

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.