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Servers and applications

CVE-2019-15903

In libexpat before 2.2.8, crafted XML input could fool the parser into changing from DTD parsing to document parsing too early; a consecutive call to XML_GetCurrentLineNumber (or XML_GetCurrentColumnNumber) then resulted in a heap-based buffer over-read.

Severity
High 7.5
Published
4 Sept 2019
Last changed
14 Oct 2026
Added to UpHeron
21 Oct 2026
Fixed in
2.7.17, 3.5.8, 3.6.10, 3.7.5
Sources
NVD

Affected software

SoftwareAffected versions
PythonServers and applications · cpe:a:python:python
  • From 2.7.0 before 2.7.17
  • From 3.5.0 before 3.5.8
  • From 3.6.0 before 3.6.10
  • From 3.7.0 before 3.7.5

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2019-15903
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2019-15903