CVE-2025-66382
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-11-28
Last updated on: 2025-12-19
Assigner: MITRE
Description
Description
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.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| libexpat_project | libexpat | to 2.7.3 (inc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-407 | An algorithm in a product has an inefficient worst-case computational complexity that may be detrimental to system performance and can be triggered by an attacker, typically using crafted manipulations that ensure that the worst case is being reached. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability in libexpat through version 2.7.3 involves processing a specially crafted file of about 2 MiB in size, which can cause the parser to spend dozens of seconds processing it.
How can this vulnerability impact me? :
The vulnerability can lead to a denial of service condition by causing significant delays (dozens of seconds) in processing certain crafted files, potentially impacting availability.
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