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Description

libexpat before 2.7.5 allows an infinite loop while parsing DTD content.

PUBLISHED Reserved 2026-03-16 | Published 2026-03-16 | Updated 2026-03-16 | Assigner mitre




MEDIUM: 4.0CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Problem types

CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')

Product status

Default status
unaffected

Any version before 2.7.5
affected

References

github.com/libexpat/libexpat/pull/1159

github.com/libexpat/libexpat/issues/1161

github.com/libexpat/libexpat/pull/1162

issues.oss-fuzz.com/issues/486993411

cve.org (CVE-2026-32777)

nvd.nist.gov (CVE-2026-32777)

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