Vulnerability · Published Dec 8, 2021 · Assigned by mitre

CVE-2021-44557

Critical 9.1

In plain English

A critical-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 71% of all known vulnerabilities).

Severity (CVSS NVD)9.1Critical

Exploit odds (30 days)1.3%top 29.4% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

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

References

https://github.com/KBNLresearch/multiNER x_refsource_MISC
https://github.com/KBNLresearch/multiNER/pull/3 x_refsource_MISC