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CVE-2026-25210
Published: Jan 30, 2026
Modified: Jun 2, 2026
PUBLISHED
CVSS v3.1
6.9
MEDIUM
Description
In libexpat before 2.7.4, the doContent function does not properly determine the buffer size bufSize because there is no integer overflow check for tag buffer reallocation.
| Vendor | Product | Versions |
|---|---|---|
libexpat project | libexpat | affected 0 - < 2.7.4 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
Low
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