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.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| libexpat project | libexpat | unaffected |
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Fixes
Solution
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References
History
Mon, 10 Aug 2026 03:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| First Time appeared |
Libexpat Project
Libexpat Project libexpat |
|
| Weaknesses | CWE-125 | |
| CPEs | cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Libexpat Project
Libexpat Project libexpat |
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| References |
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| Metrics |
cvssV3_1
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Projects
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MITRE
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2026-08-10T03:28:04.274Z
Reserved: 2026-08-10T03:28:03.899Z
Link: CVE-2026-72522
Vulnrichment
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NVD
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Redhat
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OpenCVE Enrichment
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Weaknesses