`xml.parsers.expat` and `xml.etree.ElementTree` use insufficient entropy for Expat hash-flooding protection, which allows a crafted XML document to trigger hash flooding.\r\n\r\nFully mitigating this vulnerability requires both updating libexpat to 2.8.0 or later and applying this patch.
Metrics
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History
Mon, 11 May 2026 22:30:00 +0000
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Mon, 11 May 2026 18:00:00 +0000
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| Description | `xml.parsers.expat` and `xml.etree.ElementTree` use insufficient entropy for Expat hash-flooding protection, which allows a crafted XML document to trigger hash flooding.\r\n\r\nFully mitigating this vulnerability requires both updating libexpat to 2.8.0 or later and applying this patch. | |
| Title | The expat and elementtree parsers use insufficient entropy for XML hash-flooding protection | |
| Weaknesses | CWE-331 | |
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cvssV4_0
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Status: PUBLISHED
Assigner: PSF
Published:
Updated: 2026-05-11T20:34:17.811Z
Reserved: 2026-04-27T14:43:40.042Z
Link: CVE-2026-7210
No data.
Status : Received
Published: 2026-05-11T18:16:42.413
Modified: 2026-05-11T22:22:14.863
Link: CVE-2026-7210
No data.
OpenCVE Enrichment
Updated: 2026-05-11T20:15:09Z