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-2014-1529

23
FAUCET Score

CVE-2014-1529 describes a critical vulnerability in the Web Notification API of Mozilla Firefox, Firefox ESR, Thunderbird, and SeaMonkey. This flaw allows remote attackers to execute arbitrary JavaScript code with elevated privileges by crafting a malicious web page, provided Notification.permission is granted. With a CVSS score of 8.8 (High), this vulnerability presents a significant risk due to its network-based attack vector, low attack complexity, and high potential for confidentiality, integrity, and availability impacts. While no active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion has been identified, the vulnerability's severity warrants attention.

Impacted Technologies

VendorProductVersion(s)CPE
< 29.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
>= 24.0, < 24.5CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
< 2.26CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
< 24.5CPE 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

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.75%
Probability of exploitation in next 30 days
EPSS Percentile
88.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0375 is in the 88th percentile among its peer group of 14,875 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (5)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: firefox-0:24.5.0-1.el5_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: thunderbird-0:24.5.0-1.el5_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: firefox-0:24.5.0-1.el6_5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: thunderbird-0:24.5.0-1.el6_5
View patch
mozillavendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2014-1529Critical

Mozilla: Privilege escalation through Web Notification API (MFSA 2014-42)

Apr 29, 2014

References

lists.fedoraproject.org / pipermail/package-announce/2014-May/132332.html
Mailing ListThird Party Advisory
lists.fedoraproject.org / pipermail/package-announce/2014-May/132437.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2014-05/msg00006.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2014-05/msg00015.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-updates/2014-05/msg00010.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-updates/2014-05/msg00013.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-updates/2014-05/msg00033.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-updates/2014-05/msg00040.html
Mailing ListThird Party Advisory
rhn.redhat.com / errata/RHSA-2014-0448.html
Third Party Advisory
rhn.redhat.com / errata/RHSA-2014-0449.html
Third Party Advisory
bugzilla.mozilla.org / show_bug.cgi
ExploitIssue TrackingVendor Advisory
secunia.com / advisories/59866
Broken Link
security.gentoo.org / glsa/201504-01
Third Party Advisory
debian.org / security/2014/dsa-2918
Third Party Advisory
debian.org / security/2014/dsa-2924
Third Party Advisory
mozilla.org / security/announce/2014/mfsa2014-42.html
Vendor Advisory
oracle.com / technetwork/topics/security/bulletinapr2016-2952098.html
Third Party Advisory
securityfocus.com / bid/67135
Third Party AdvisoryVDB Entry
securitytracker.com / id/1030163
Third Party AdvisoryVDB Entry
securitytracker.com / id/1030164
Third Party AdvisoryVDB Entry
securitytracker.com / id/1030165
Third Party AdvisoryVDB Entry
ubuntu.com / usn/USN-2185-1
Third Party Advisory
ubuntu.com / usn/USN-2189-1
Third Party Advisory