Is CVE-2013-1673 being actively exploited?

CVE-2013-1673 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-1673?

CVE-2013-1673 has a CVSS 2.0 base score of 6.9 (MEDIUM).

CVE-2013-1673

MEDIUM · CVSS 6.9EPSS 0.3%EU EUVD

The Mozilla Updater in Mozilla Firefox before 21.0 on Windows does not properly maintain Mozilla Maintenance Service registry entries in certain situations involving upgrades from older Firefox versions, which allows local users to gain privileges by leveraging write access to a "trusted path."

Key facts

CVSS score: 6.9 (v2.0)
Severity: MEDIUM
CVSS vector: AV:L/AC:M/Au:N/C:C/I:C/A:C
Weakness (CWE): CWE-264
EPSS score: 0.3% (18th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-1700)
Published: May 16, 2013
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-1700 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

microsoft / windows
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox

References

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