CVE-2021-44557

CriticalCVSS 9.1/10Last modified Jun 17, 2026

Description

National Library of the Netherlands multiNER <= c0440948057afc6e3d6b4903a7c05e666b94a3bc is affected by an XML External Entity (XXE) vulnerability in multiNER/ner.py. Since XML parsing resolves external entities, a malicious XML stream could leak internal files and/or cause a DoS.

Metrics

CVSS 3.1 9.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Weakness enumeration

CWE-611

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/KBNLresearch/multiNERProduct, Third Party Advisory
https://github.com/KBNLresearch/multiNER/pull/3Patch, Third Party Advisory
https://github.com/KBNLresearch/multiNERProduct, Third Party Advisory
https://github.com/KBNLresearch/multiNER/pull/3Patch, Third Party Advisory

Timeline

Published: Dec 8, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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