CVE-2025-66382

Published: Nov 28, 2025

Modified: Jun 2, 2026

PUBLISHED

CVSS v3.1

2.9

LOW

In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of seconds of processing time.

Vendor	Product	Versions
libexpat project	libexpat	affected `0 - <= 2.7.5`

CVSS v3.1 Vector

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

Attack Vector

Local

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

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