LI
Product
libexpat
by libexpat · last CVE Oct 28, 2026
8
CVEs
0
On KEV
8.2
Max CVSS
6
New 30D
Severity mix
Critical 0High 4Medium 4Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-77214
8.2
0%
Oct 7
libexpat Heap Buffer Over-read in xmlparse.c via XML_ParseBuffer
Affected: through 2.8.5
CVE-2026-115506
New
7.5
0%
Oct 22
libexpat through 2.9.0 Denial of Service via Billion Laughs Detection Delay
Affected: through 2.9.0
CVE-2026-93990
7.5
0%
Sep 19
Expat before 2.8.5 Malformed UTF-16 Acceptance via Unchecked Surrogate
Affected: before 2.8.5
CVE-2026-76641
7.5
0%
Aug 20
Expat Out-of-Bounds Read via dtdCopy
Affected: through 2.8.3
CVE-2026-118370
New
5.9–Oct 28
libexpat through 2.9.0 Integer Overflow in storeAtts via attIndex and nPrefixes
Affected: through 2.9.0
CVE-2026-117610
New
5.9–Oct 28
libexpat through 2.9.0 NULL Pointer Dereference via External Entity Subparser
Affected: through 2.9.0
CVE-2026-113351
5.9
0%
Oct 20
libexpat 2.7.2 through 2.9.0 Denial of Service via XML_ParserReset
Affected: 2.7.2 through 2.9.0
CVE-2026-102633
5.9
0%
Sep 29
libexpat 2.7.2 through 2.8.5 Integer Overflow in expat_realloc
Affected: 2.7.2 through 2.8.5
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