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CVE-2014-1488

27
FAUCET Score

CVE-2014-1488 describes a critical arbitrary code execution vulnerability in Mozilla Firefox and SeaMonkey, specifically within their Web workers implementation. This flaw allows remote attackers to execute arbitrary code by manipulating worker process termination after cross-thread object passing with asm.js. With a CVSS score of 10.0, this vulnerability is highly severe, requiring no authentication and having a complete impact on confidentiality, integrity, and availability. Despite its critical nature, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 27.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
< 2.24CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
12.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
12.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*
13.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:13.10:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

AV:N/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
7.00%
Probability of exploitation in next 30 days
EPSS Percentile
93.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0700 is in the 89th percentile among its peer group of 51,553 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

mozillavendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2014-1488Critical

Mozilla: Crash when using web workers with asm.js (MFSA 2014-11)

Feb 4, 2014

References

lists.opensuse.org / opensuse-security-announce/2014-02/msg00004.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2014-02/msg00010.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2014-03/msg00017.html
Mailing ListThird Party Advisory
osvdb.org / 102875
Broken Link
8pecxstudios.com
Broken LinkURL Repurposed
bugzilla.mozilla.org / show_bug.cgi
Issue TrackingVendor Advisory
secunia.com / advisories/56706
Broken Link
secunia.com / advisories/56767
Broken Link
secunia.com / advisories/56787
Broken Link
secunia.com / advisories/56888
Broken Link
exchange.xforce.ibmcloud.com / vulnerabilities/90887
Third Party AdvisoryVDB Entry
security.gentoo.org / glsa/201504-01
Third Party Advisory
mozilla.org / security/announce/2014/mfsa2014-11.html
Vendor Advisory
oracle.com / technetwork/topics/security/bulletinapr2016-2952098.html
Third Party Advisory
securityfocus.com / bid/65321
Third Party AdvisoryVDB Entry
securitytracker.com / id/1029717
Third Party AdvisoryVDB Entry
securitytracker.com / id/1029720
Third Party AdvisoryVDB Entry
ubuntu.com / usn/USN-2102-1
Third Party Advisory
ubuntu.com / usn/USN-2102-2
Third Party Advisory