Cross-site scripting (XSS) vulnerability in the Web Components Server in Microsoft Lync…
Priority LOW 33CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- None · Partial · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
Cross-site scripting (XSS) vulnerability in the Web Components Server in Microsoft Lync Server 2013 allows remote attackers to inject arbitrary web script or HTML via a crafted URL, aka "Lync XSS Information Disclosure Vulnerability."
Why it matters now
EPSS 0.10916 95th 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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2014-4070
- 2026-10-03 Alias added: GHSA-f56f-gjmp-ccg6
References
Advisory 1
More Microsoft Lync Server vulnerabilities
- TI-2013-01140 Microsoft Communicator 2007 R2, Lync 2010, Lync 2010 Attendee, and Lync Server 2013 do… CVSS 2.0HIGH 9.3
- TI-2014-01426 Cross-site scripting (XSS) vulnerability in the Web Components Server in Microsoft Lync… CVSS 2.0MEDIUM 4.3
- TI-2014-03321 The Server in Microsoft Lync Server 2013 allows remote attackers to cause a denial of… CVSS 2.0MEDIUM 5.0
- TI-2014-03319 The Response Group Service in Microsoft Lync Server 2010 and 2013 and the Core Components… CVSS 2.0MEDIUM 5.0
- TI-2022-14751 Skype for Business and Lync Remote Code Execution Vulnerability CVSS 3.1HIGH 7.2
- TI-2021-08239 Skype for Business and Lync Remote Code Execution Vulnerability CVSS 3.1HIGH 7.2
Sources
- CVE-2014-4070 · CVE Program
- CVE-2014-4070 · NVD
- FIRST EPSS
- GHSA-f56f-gjmp-ccg6 · GitHub Advisory Database · CC BY 4.0
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