Cisco Jabber Extensible Communications Platform (aka Jabber XCP) 2.x through 5.4.x before…
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 · Complete
- 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
Cisco Jabber Extensible Communications Platform (aka Jabber XCP) 2.x through 5.4.x before 5.4.0.27581 and 5.8.x before 5.8.1.27561 does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption, and process crash) via a crafted XML document containing a large number of nested entity references, aka Bug ID CSCtq78106, a similar issue to CVE-2003-1564.
Why it matters now
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:cisco:jabber_extensible_communications_platform:*:*:*:*:*:*:*:* | up to 5.8; up to 5.4 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:jabber_extensible_communications_platform:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:jabber_extensible_communications_platform:5.1:*:*:*:*:*:*:* | 5.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:jabber_extensible_communications_platform:5.2:*:*:*:*:*:*:* | 5.2 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:jabber_extensible_communications_platform:*:*:*:*:*:*:*:* Versions up to 5.8; up to 5.4 Vulnerable ·Cisco
- cpe:2.3:a:cisco:jabber_extensible_communications_platform:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:jabber_extensible_communications_platform:5.1:*:*:*:*:*:*:* Versions 5.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:jabber_extensible_communications_platform:5.2:*:*:*:*:*:*:* Versions 5.2 Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2011-3287
- 2026-10-03 Alias added: GHSA-m277-38hj-98fr
References
More Cisco Jabber Extensible Communications Platform vulnerabilities
- TI-2012-03362 Cisco Unified Presence (CUP) before 8.6(3) and Jabber Extensible Communications Platform… CVSS 2.0HIGH 7.8
- TI-2013-01033 The Connection Manager in Cisco Jabber Extensible Communications Platform (aka Jabber… CVSS 2.0MEDIUM 5.0
Sources
- CVE-2011-3287 · CVE Program
- CVE-2011-3287 · NVD
- FIRST EPSS
- GHSA-m277-38hj-98fr · GitHub Advisory Database · CC BY 4.0
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