Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2014-1510

87
FAUCET Score

CVE-2014-1510 is a critical vulnerability affecting Mozilla Firefox, Firefox ESR, Thunderbird, and SeaMonkey, allowing remote attackers to execute arbitrary JavaScript with chrome privileges. This is achieved by manipulating the Web IDL implementation to trigger a privileged window.open call. With a CVSS score of 9.8 (Critical) and an EPSS percentile of 98.7%, it presents a severe risk due to its network-based attack vector, low complexity, and complete compromise of confidentiality, integrity, and availability. While not listed on CISA's KEV, a Metasploit module exists, indicating readily available exploit code. The vulnerability has garnered significant community discussion and media coverage, highlighting its past relevance and potential for exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
< 28.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
>= 24.0, < 24.4CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
< 2.25CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
< 24.4CPE matchmatch criteria
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
12.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
82.34%
Probability of exploitation in next 30 days
EPSS Percentile
99.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
Metasploit: Firefox WebIDL Privileged Javascript Injection · Mar 17, 2014
ExploitDB: EDB-34448 · Aug 28, 2014
This CVE's current EPSS score of 0.8234 is in the 98th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (5)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: firefox-0:24.4.0-1.el5_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: thunderbird-0:24.4.0-1.el5_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: firefox-0:24.4.0-1.el6_5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: thunderbird-0:24.4.0-1.el6_5
View patch
mozillavendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2014-1510Critical

Mozilla: Privilege escalation using WebIDL-implemented APIs (MFSA 2014-29)

Mar 18, 2014

References

lists.opensuse.org / opensuse-security-announce/2014-03/msg00016.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2014-03/msg00017.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2014-03/msg00022.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2014-04/msg00016.html
Mailing ListThird Party Advisory
rhn.redhat.com / errata/RHSA-2014-0310.html
Third Party Advisory
rhn.redhat.com / errata/RHSA-2014-0316.html
Third Party Advisory
bugzilla.mozilla.org / show_bug.cgi
ExploitIssue TrackingVendor Advisory
security.gentoo.org / glsa/201504-01
Third Party Advisory
debian.org / security/2014/dsa-2881
Third Party Advisory
debian.org / security/2014/dsa-2911
Third Party Advisory
mozilla.org / security/announce/2014/mfsa2014-29.html
Vendor Advisory
oracle.com / technetwork/topics/security/bulletinapr2016-2952098.html
Third Party Advisory
securityfocus.com / bid/66206
Third Party AdvisoryVDB Entry
ubuntu.com / usn/USN-2151-1
Third Party Advisory