Libexpat Project: >> Libexpat >> 2.5.0 Security Vulnerabilities
An issue was discovered in libexpat before 2.6.3. nextScaffoldPart in xmlparse.c can have an integer overflow for m_groupSize on 32-bit platforms (where UINT_MAX equals SIZE_MAX).
CVSS Score
9.8
EPSS Score
0.012
Published
2024-08-30
libexpat through 2.6.1 allows an XML Entity Expansion attack when there is isolated use of external parsers (created via XML_ExternalEntityParserCreate).
CVSS Score
7.5
EPSS Score
0.009
Published
2024-03-10
libexpat through 2.5.0 allows a denial of service (resource consumption) because many full reparsings are required in the case of a large token for which multiple buffer fills are needed.
CVSS Score
7.5
EPSS Score
0.016
Published
2024-02-04
libexpat through 2.5.0 allows recursive XML Entity Expansion if XML_DTD is undefined at compile time.
CVSS Score
5.5
EPSS Score
0.0
Published
2024-02-04
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