MEDIUM 6.2 NVD

CVE-2026-72522

libexpat before 2.8.3 has an out-of-bounds read and resultant infinite loop because low surrogates are treated the same as high surrogates during Unicode proces

libexpat before 2.8.3 has an out-of-bounds read and resultant infinite loop because low surrogates are treated the same as high surrogates during Unicode processing in the *_toUtf16 functions.

References

https://bugzilla.mozilla.org/show_bug.cgi?id=2053153
https://github.com/libexpat/libexpat/pull/1296

Published: 2026-08-10 · Source: NVD · Feed updated: 2026-08-10

This medium severity vulnerability with a CVSS score of 6.2 was published on 2026-08-10 via NVD.

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