What is CVE-2025-56503?

CVE-2025-56503 is a medium-severity vulnerability in N/a, classified under Incorrect Privilege Assignment. CVSS score: 6.5/10. Published 2025-11-10.

How severe is CVE-2025-56503?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Is CVE-2025-56503 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Privilege escalation in N/a

CVE-2025-56503

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: th…

EPSS: 0.002 (15.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

N/a — versions n/a

Weakness classification (CWE)

CWE-266 — Incorrect Privilege Assignment

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-56503?: CVE-2025-56503 is a medium-severity vulnerability in N/a, classified under Incorrect Privilege Assignment. CVSS score: 6.5/10. Published 2025-11-10.
How severe is CVE-2025-56503?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2025-56503 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.