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CVE-2014-1555

HIGH · CVSS 9.3EPSS 4.9%EU EUVD

Use-after-free vulnerability in the nsDocLoader::OnProgress function in Mozilla Firefox before 31.0, Firefox ESR 24.x before 24.7, and Thunderbird before 24.7 allows remote attackers to execute arbitrary code via vectors that trigger a FireOnStateChange event.

Key facts

CVSS score
9.3 (v2.0)
Severity
HIGH
CVSS vector
AV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS score
4.9% (92th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2014-1631)
Published
July 23, 2014
NVD last modified
June 17, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2014-1631 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • mozilla / firefox
  • mozilla / firefox
  • mozilla / firefox
  • mozilla / firefox
  • mozilla / firefox
  • mozilla / firefox
  • mozilla / firefox esr
  • mozilla / firefox esr
  • mozilla / firefox esr
  • mozilla / firefox esr
  • mozilla / firefox esr
  • mozilla / thunderbird
  • mozilla / thunderbird
  • mozilla / thunderbird
  • mozilla / thunderbird
  • mozilla / thunderbird
  • mozilla / thunderbird
  • mozilla / thunderbird
  • mozilla / thunderbird
  • mozilla / thunderbird

References

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

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