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CVE-2023-49733Apache Cocoon's StreamGenerator is vulnerable to XXE injection
- 9.8CriticalCVSS base score
- 1.3%Exploitation in 30 daysEPSS · top 29% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By apache
Published
- 15 months later
· 15 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.3% · top 29% of all CVEs (13 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
Apache Software Foundation · Apache Cocoon
- affected 2.2.0 – < 2.3.0
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Mavenorg.apache.cocoon:cocoonGHSA-77jg-cpw9-73vg (opens in a new tab)
References
References2
- https://lists.apache.org/thread/t87nntzt6dxw354zbqr9k7l7o1x8gq11 (opens in a new tab)vendor-advisoryx_transferred
- http://www.openwall.com/lists/oss-security/2023/11/30/5 (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-2906 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-77jg-cpw9-73vg (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2023-49733)Record last updated .