CVE-2014-1487

high

Published 2014-02-06 · Modified 2026-04-29

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

7.5

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v4 NEW

—

not yet in upstream

VIR risk

7.5

Description

The Web workers implementation in Mozilla Firefox before 27.0, Firefox ESR 24.x before 24.3, Thunderbird before 24.3, and SeaMonkey before 2.24 allows remote attackers to bypass the Same Origin Policy and obtain sensitive authentication information via vectors involving error messages.

Predictions

Exploit likelihood

83%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

OS	Version	Status
suse	11.4	affected
suse	12.3	affected
suse	13.1	affected
suse	11	affected
rhel	5.0	affected
rhel	6.0	affected
rhel	6.5	affected
ubuntu	12.04	affected
ubuntu	12.10	affected
ubuntu	13.10	affected
debian	7.0	affected
fedora	19	affected
fedora	20	affected

Application impact

Vendor	Product	Versions	Fixed
mozilla	firefox	`{"endExcluding":"27.0"}`	`27.0`
mozilla	seamonkey	`{"endExcluding":"2.24"}`	`2.24`
mozilla	thunderbird	`{"endExcluding":"24.3"}`	`24.3`
suse	suse_linux_enterprise_software_development_kit	`11.0`

References

CWEs

CWE-346

Community-verified mitigations for this CVE will appear above when contributors publish them.

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