Improper Restriction of XML External Entity Reference in stanfordnlp/corenlp

published 2021-10-19 5 y ago modified 2026-06-17 4 mo ago also GHSA-8gf7-w3cp-gfh3 , EUVD-2022-3176

cvss: 8.6; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.4%; EPSS 1.4% chance of exploitation in 30 days, percentile 71%
public exploits: 0; none known

corenlp is vulnerable to Improper Restriction of XML External Entity Reference

Patch / fix

fixed in 1 links 2

maven edu.stanford.nlp:stanford-corenlp 4.3.1

github.com/stanfordnlp/corenlp@5d83f1e commit
huntr.dev/bounties/2f8baf6c-14b3-420d-8ede-9805797cd324 advisory

Exploit prediction

1.36% chance of exploitation in the next 30 days, higher than 71% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

huntr.dev https://huntr.dev/bounties/2f8baf6c-14b3-420d-8ede-9805797cd324 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.0	8.6	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N
GitHub	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem	package	affected	fixed in
maven	edu.stanford.nlp:stanford-corenlp	<4.3.1	4.3.1

Affected products

stanfordnlp stanfordnlp/corenlp

Classification

Weakness

CWE-611 Improper Restriction of XML External Entity Reference

References

github.com /stanfordnlp/corenlp/commit/5d83f1e8482ca304db8be726cad89554c88f136a
web, patch, third-party-advisory
huntr.dev /bounties/2f8baf6c-14b3-420d-8ede-9805797cd324
web, exploit, patch, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2021-3869
advisory
github.com /stanfordnlp/CoreNLP
package

Sources

CVE List CVE-2021-3869
GitHub Advisory GHSA-8gf7-w3cp-gfh3
NVD CVE-2021-3869

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary