CVE-2025-56503

Name: CVE-2025-56503
Creator: NVD / NIST
Published: 2025-11-10T20:15:47.99+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.24%

Last modified Jun 17, 2026

CVE-2025-56503 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An issue in Sublime HQ Pty Ltd Sublime Text 4 4200 allows authenticated attackers with low-level privileges to escalate privileges to Administrator via replacing the uninstall file with a crafted binary in the installation folder. NOTE: this is disputed by the Supplier because replacing the uninstall file requires administrator permissions, i.e., there is no privilege escalation.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.

Description

An issue in Sublime HQ Pty Ltd Sublime Text 4 4200 allows authenticated attackers with low-level privileges to escalate privileges to Administrator via replacing the uninstall file with a crafted binary in the installation folder. NOTE: this is disputed by the Supplier because replacing the uninstall file requires administrator permissions, i.e., there is no privilege escalation.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.24%

14.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-266

References

Timeline

Published: Nov 10, 2025
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2025-56503?

How severe is CVE-2025-56503?

CVE-2025-56503 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.

How do I fix CVE-2025-56503?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-56503?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST