Is CVE-2011-1757 being actively exploited?

CVE-2011-1757 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-1757?

CVE-2011-1757 has a CVSS 2.0 base score of 5.0 (MEDIUM).

CVE-2011-1757

MEDIUM · CVSS 5.0EPSS 1.1%EU EUVD

DJabberd 0.84 and earlier does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.

Key facts

CVSS score: 5.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness (CWE): CWE-399
EPSS score: 1.1% (66th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-1756)
Published: June 21, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-1756 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

brad fitzpatrick / djabberd
brad fitzpatrick / djabberd
brad fitzpatrick / djabberd
brad fitzpatrick / djabberd
brad fitzpatrick / djabberd

References

http://groups.google.com/group/djabberd/msg/e3b250f3c1877ede?dmode=source

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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