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Vulnerability record · CVE-2023-49733 · published 30 November 2023

CVE-2023-49733: Apache cocoon xml external entity (xxe) vulnerability

Apache · Cocoon

Improper Restriction of XML External Entity Reference vulnerability in Apache Cocoon.This issue affects Apache Cocoon: from 2.2.0 before 2.3.0. Users are recommended to upgrade to version 2.3.0, which fixes the issue.

9.8 CVSS 3.1 Critical EPSS 1.3% · top 30.9% CWE-611 · XML external entity (XXE)
9.8CVSS 3.1 base score
1.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Improper Restriction of XML External Entity Reference vulnerability in Apache Cocoon.This issue affects Apache Cocoon: from 2.2.0 before 2.3.0. Users are recommended to upgrade to version 2.3.0, which fixes the issue.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.openwall.com/lists/oss-security/2023/11/30/5 Mailing List
https://lists.apache.org/thread/t87nntzt6dxw354zbqr9k7l7o1x8gq11 Mailing ListVendor Advisory
http://www.openwall.com/lists/oss-security/2023/11/30/5 Mailing List
https://lists.apache.org/thread/t87nntzt6dxw354zbqr9k7l7o1x8gq11 Mailing ListVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-49733), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.