Access Control vulnerability within CoreNLP

CRITICAL 9.8CVE-2021-44550 · GHSA-x2p8-rgfm-qw3v · Published 24/02/2022 · updated 17/06/2026

In short

CVE-2021-44550 is a CRITICAL (CVSS 9.8) vulnerability affecting edu.stanford.nlp:stanford-corenlp, corenlp (stanford).
Chance of exploitation in the next 30 days (EPSS): 1.3%, higher than 70.3% of all vulnerabilities.
Fix: update to 4.4.0 or later.

Package	Affected versions	Patched versions
edu.stanford.nlp:stanford-corenlp Maven	`< 4.4.0`	`4.4.0`
corenlp stanford	`= 4.3.2`	No fix yet

An Incorrect Access Control vulnerability exists in CoreNLP 4.3.2 via the classifier in NERServlet.java (lines 158 and 159).

NVD description

An Incorrect Access Control vulnerability exists in CoreNLP 4.3.2 via the classifier in NERServlet.java (lines 158 and 159).

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