DJabberd 0.84 and earlier does not properly detect recursion during entity expansion…
Priority LOW 25CWE-399Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-399 and the CVSS impact.
Summary
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.
Why it matters now
EPSS 0.01118 66th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:brad_fitzpatrick:djabberd:*:*:*:*:*:*:*:* | up to 0.84 | Vulnerable | Brad Fitzpatrick |
| cpe:2.3:a:brad_fitzpatrick:djabberd:0.80:*:*:*:*:*:*:* | 0.80 | Vulnerable | Brad Fitzpatrick |
| cpe:2.3:a:brad_fitzpatrick:djabberd:0.81:*:*:*:*:*:*:* | 0.81 | Vulnerable | Brad Fitzpatrick |
| cpe:2.3:a:brad_fitzpatrick:djabberd:0.82:*:*:*:*:*:*:* | 0.82 | Vulnerable | Brad Fitzpatrick |
| cpe:2.3:a:brad_fitzpatrick:djabberd:0.83:*:*:*:*:*:*:* | 0.83 | Vulnerable | Brad Fitzpatrick |
- cpe:2.3:a:brad_fitzpatrick:djabberd:*:*:*:*:*:*:*:* Versions up to 0.84 Vulnerable ·Brad Fitzpatrick
- cpe:2.3:a:brad_fitzpatrick:djabberd:0.80:*:*:*:*:*:*:* Versions 0.80 Vulnerable ·Brad Fitzpatrick
- cpe:2.3:a:brad_fitzpatrick:djabberd:0.81:*:*:*:*:*:*:* Versions 0.81 Vulnerable ·Brad Fitzpatrick
- cpe:2.3:a:brad_fitzpatrick:djabberd:0.82:*:*:*:*:*:*:* Versions 0.82 Vulnerable ·Brad Fitzpatrick
- cpe:2.3:a:brad_fitzpatrick:djabberd:0.83:*:*:*:*:*:*:* Versions 0.83 Vulnerable ·Brad Fitzpatrick
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2011-1757
- 2026-10-03 Alias added: GHSA-4p35-7jx5-47jq
More Brad Fitzpatrick Djabberd vulnerabilities
- TI-2011-01928 XMLParser.pm in DJabberd before 0.85 allows remote authenticated users to read arbitrary… CVSS 2.0MEDIUM 5.5
Sources
- CVE-2011-1757 · CVE Program
- CVE-2011-1757 · NVD
- FIRST EPSS
- GHSA-4p35-7jx5-47jq · GitHub Advisory Database · CC BY 4.0
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