Is CVE-2014-6261 being actively exploited?

CVE-2014-6261 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2014-6261?

CVE-2014-6261 has a CVSS 2.0 base score of 9.3 (HIGH).

CVE-2014-6261

HIGH · CVSS 9.3EPSS 19.7%EU EUVD

Zenoss Core through 5 Beta 3 does not properly implement the Check For Updates feature, which allows remote attackers to execute arbitrary code by (1) spoofing the callhome server or (2) deploying a crafted web site that is visited during a login session, aka ZEN-12657.

Key facts

CVSS score: 9.3 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness (CWE): CWE-94
EPSS score: 19.7% (97th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2014-6147)
Published: December 15, 2014
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2014-6147 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core
zenoss / zenoss core

References

http://www.kb.cert.org/vuls/id/449452(Third Party Advisory, US Government Resource)
https://docs.google.com/spreadsheets/d/1dHAc4PxUbs-4Dxzm1wSCE0sMz5UCMY6SW3PlMHSyuuQ/edit?usp=sharing(Vendor Advisory)

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

Query CVEs from your AI assistant

The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.

Add the CVE brain