LuaExpat before 1.2.0 does not properly detect recursion during entity expansion, which…
Priority LOW 26CWE-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
LuaExpat before 1.2.0 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 0.01745 77th 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 · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:matthewwild:luaexpat:*:*:*:*:*:*:*:* | up to 1.1.0 | Vulnerable | Matthewwild |
| cpe:2.3:a:matthewwild:luaexpat:1.0:*:*:*:*:*:*:* | 1.0 | Vulnerable | Matthewwild |
| cpe:2.3:a:matthewwild:luaexpat:1.0.1:*:*:*:*:*:*:* | 1.0.1 | Vulnerable | Matthewwild |
| cpe:2.3:a:matthewwild:luaexpat:1.0.2:*:*:*:*:*:*:* | 1.0.2 | Vulnerable | Matthewwild |
- cpe:2.3:a:matthewwild:luaexpat:*:*:*:*:*:*:*:* Versions up to 1.1.0 Vulnerable ·Matthewwild
- cpe:2.3:a:matthewwild:luaexpat:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Matthewwild
- cpe:2.3:a:matthewwild:luaexpat:1.0.1:*:*:*:*:*:*:* Versions 1.0.1 Vulnerable ·Matthewwild
- cpe:2.3:a:matthewwild:luaexpat:1.0.2:*:*:*:*:*:*:* Versions 1.0.2 Vulnerable ·Matthewwild
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2011-2188
- 2026-10-03 Alias added: GHSA-827g-rqf3-jrp6
References
Sources
- CVE-2011-2188 · CVE Program
- CVE-2011-2188 · NVD
- FIRST EPSS
- GHSA-827g-rqf3-jrp6 · GitHub Advisory Database · CC BY 4.0
- CVE-2011-2188 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences