CVE-2014-1592

medium
Published 2014-12-11 · Modified 2026-05-06
CVSS v3
CVSS v2
6.8
VIR risk
6.8

Description

Use-after-free vulnerability in the nsHtml5TreeOperation function in xul.dll in Mozilla Firefox before 34.0, Firefox ESR 31.x before 31.3, Thunderbird before 31.3, and SeaMonkey before 2.31 allows remote attackers to execute arbitrary code by adding a second root element to an HTML5 document during parsing.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: security@mozilla.org — http://www.mozilla.org/security/announce/2014/mfsa2014-87.html

Application impact

VendorProductVersionsFixed
mozillafirefox{"endIncluding":"31.2"}
mozillaseamonkey{"endIncluding":"2.30"}
mozillathunderbird{"endIncluding":"31.2"}

References

Verify integrity in audit chain (admin only). AS-IS.