CVE-2020-11991

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

When using the StreamGenerator, the code parse a user-provided XML. A specially crafted XML, including external system entities, could be used to access any file on the server system.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-611

Affected software

Vendor	Product	Versions
n/a	Apache Cocoon	Apache Cocoon 2.1.0 to 2.1.12

References

https://lists.apache.org/thread.html/r77add973ea521185e1a90aca00ba9dae7caa8d8b944d92421702bb54%40%3Cusers.cocoon.apache.org%3EExploit, Mailing List, Vendor Advisory
https://lists.apache.org/thread.html/r77add973ea521185e1a90aca00ba9dae7caa8d8b944d92421702bb54%40%3Cusers.cocoon.apache.org%3EExploit, Mailing List, Vendor Advisory

Timeline

Published: Sep 11, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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