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CVE-2021-3878— Improper Restriction of XML External Entity Reference in stanfordnlp/corenlp

Quick assessment

Affected
stanfordnlp stanfordnlp/corenlp
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Stanford CoreNlp是美国Stanford Nlp Group团队的一套开源的，用 Java 编写的自然语言分析工具。 Stanford corenlp 存在安全漏洞，该漏洞源于XML外部实体引用限制不当。

AI Predicted 6.5 Difficulty: Easy EPSS 1.89% · P78

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-3878

Vulnerability Information
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Vulnerability Title
Improper Restriction of XML External Entity Reference in stanfordnlp/corenlp
Source: CVE Program / CVE List V5
Vulnerability Description
corenlp is vulnerable to Improper Restriction of XML External Entity Reference
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
XML外部实体引用的不恰当限制(XXE)
Source: CVE Program / CVE List V5
Vulnerability Title
Stanford CoreNlp 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Stanford CoreNlp是美国Stanford Nlp Group团队的一套开源的，用 Java 编写的自然语言分析工具。 Stanford corenlp 存在安全漏洞，该漏洞源于XML外部实体引用限制不当。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
stanfordnlp stanfordnlp/corenlp unspecified ~ 4.3.0 -

II. Public POCs for CVE-2021-3878

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-3878

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Patches & Fixes for CVE-2021-3878 (1)

Vendor Advisories for CVE-2021-3878 (1)

IV. Related Vulnerabilities

Same product: stanfordnlp/corenlp
Same vendor: stanfordnlp
Same weakness: CWE-611

V. Comments for CVE-2021-3878

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