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7 vulnerabilities found for by libexpat project

CVE-2026-32778 (GCVE-0-2026-32778)
Vulnerability from cvelistv5
Published
2026-03-16 07:02
Modified
2026-03-17 14:39
CWE
  • CWE-476 - NULL Pointer Dereference
Summary
libexpat before 2.7.5 allows a NULL pointer dereference in the function setContext on retry after an earlier ouf-of-memory condition.
Impacted products
Vendor Product Version
libexpat project libexpat Version: 0   
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CVE-2026-32777 (GCVE-0-2026-32777)
Vulnerability from cvelistv5
Published
2026-03-16 06:58
Modified
2026-03-16 14:55
CWE
  • CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')
Summary
libexpat before 2.7.5 allows an infinite loop while parsing DTD content.
Impacted products
Vendor Product Version
libexpat project libexpat Version: 0   
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CVE-2026-32776 (GCVE-0-2026-32776)
Vulnerability from cvelistv5
Published
2026-03-16 06:54
Modified
2026-03-16 14:58
CWE
  • CWE-476 - NULL Pointer Dereference
Summary
libexpat before 2.7.5 allows a NULL pointer dereference with empty external parameter entity content.
Impacted products
Vendor Product Version
libexpat project libexpat Version: 0   
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Show details on NVD website


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CVE-2026-25210 (GCVE-0-2026-25210)
Vulnerability from cvelistv5
Published
2026-01-30 06:40
Modified
2026-02-03 16:42
CWE
  • CWE-190 - Integer Overflow or Wraparound
Summary
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.
Impacted products
Vendor Product Version
libexpat project libexpat Version: 0   
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Show details on NVD website


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CVE-2026-24515 (GCVE-0-2026-24515)
Vulnerability from cvelistv5
Published
2026-01-23 07:46
Modified
2026-01-23 15:31
CWE
  • CWE-476 - NULL Pointer Dereference
Summary
In libexpat before 2.7.4, XML_ExternalEntityParserCreate does not copy unknown encoding handler user data.
Impacted products
Vendor Product Version
libexpat project libexpat Version: 0   
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Show details on NVD website


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CVE-2025-66382 (GCVE-0-2025-66382)
Vulnerability from cvelistv5
Published
2025-11-28 00:00
Modified
2026-04-09 18:00
CWE
  • CWE-407 - Inefficient Algorithmic Complexity
Summary
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.
Impacted products
Vendor Product Version
libexpat project libexpat Version: 0    2.7.5
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CVE-2025-59375 (GCVE-0-2025-59375)
Vulnerability from cvelistv5
Published
2025-09-15 00:00
Modified
2025-11-04 21:13
CWE
  • CWE-770 - Allocation of Resources Without Limits or Throttling
Summary
libexpat in Expat before 2.7.2 allows attackers to trigger large dynamic memory allocations via a small document that is submitted for parsing.
Impacted products
Vendor Product Version
libexpat project libexpat Version: 0   
Create a notification for this product.
Show details on NVD website


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