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CVE-2012-5830

HIGH · CVSS 8.8EPSS 3.8%EU EUVD

Use-after-free vulnerability in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey before 2.14 on Mac OS X allows remote attackers to execute arbitrary code via an HTML document.

Key facts

CVSS score
8.8 (v3.1)
Severity
HIGH
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-416
EPSS score
3.8% (90th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2012-5708)
Published
November 21, 2012
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-5708 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • apple / mac os x
  • canonical / ubuntu linux
  • canonical / ubuntu linux
  • canonical / ubuntu linux
  • canonical / ubuntu linux
  • mozilla / firefox
  • mozilla / seamonkey
  • mozilla / thunderbird
  • mozilla / thunderbird esr
  • opensuse / opensuse
  • opensuse / opensuse
  • opensuse / opensuse
  • redhat / enterprise linux desktop
  • redhat / enterprise linux desktop
  • redhat / enterprise linux eus
  • redhat / enterprise linux server
  • redhat / enterprise linux server
  • redhat / enterprise linux server eus
  • redhat / enterprise linux workstation
  • redhat / enterprise linux workstation
  • suse / suse linux enterprise desktop
  • suse / suse linux enterprise desktop
  • suse / suse linux enterprise server
  • suse / suse linux enterprise server
  • suse / suse linux enterprise server
  • suse / suse linux enterprise server
  • suse / suse linux enterprise software development kit

Certified products that may be affected

3 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

References

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

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