CVE-2014-1529

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
8.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 4%CVSS: 8.8Exploit: NoneExposed: 0

A fix is available — apply it.

The Web Notification API in Mozilla Firefox before 29.0, Firefox ESR 24.x before 24.5, Thunderbird before 24.5, and SeaMonkey before 2.26 allows remote attackers to bypass intended source-component restrictions and execute arbitrary JavaScript code in a privileged context via a crafted web page for which Notification.permission is granted.

CVSS v3
8.8
EG Score
8.8(medium)
EG Risk
46(Track)
EG Risk 46/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity88% × 45%
Exploitation4% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
88.7%
KEV
Not listed

Published

April 30, 2014

Last Modified

May 6, 2026

Advisory Details (2)

Auto-updated May 7, 2026
No patch confirmed yet.
generic
http://rhn.redhat.com/errata/RHSA-2014-0449.html
generic
http://rhn.redhat.com/errata/RHSA-2014-0448.html

Patch Availability(4)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntufirefox-testsuite (29.0+build1-0ubuntu0.14.04.2) @ trusty2026-05-28ubuntu
ubuntuxul-ext-lightning (1:24.5.0+build1-0ubuntu0.14.04.1) @ trusty2026-05-28ubuntu
redhatfirefox-0:24.5.0-1.el6_52014-04-29redhat
redhatthunderbird-0:24.5.0-1.el6_52014-04-29redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(4)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 13× in last 7d / 40× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 102 total refreshes for this CVE.

  1. 2026-07-23 01:12 UTCEG score recompute
  2. 2026-07-23 00:15 UTCEG score recompute
  3. 2026-07-22 21:54 UTCEG score recompute
  4. 2026-07-22 14:04 UTCEPSS rescore
  5. 2026-07-21 15:21 UTCEPSS rescore
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  7. 2026-07-20 17:03 UTCEPSS rescore
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  11. 2026-07-19 02:25 UTCEPSS rescore
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  1. 2026-07-04 06:27 UTCEPSS rescore
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  4. 2026-06-30 23:19 UTCEPSS rescore
  5. 2026-06-29 14:02 UTCEPSS rescore
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  21. 2026-06-18 17:49 UTCEPSS rescore
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  25. 2026-06-16 17:49 UTCEPSS rescore
  26. 2026-06-16 17:49 UTCEPSS rescore
  27. 2026-06-16 17:49 UTCEPSS rescore
  28. 2026-06-15 17:44 UTCEPSS rescore
  29. 2026-06-14 23:14 UTCEPSS rescore
  30. 2026-06-13 22:57 UTCEPSS rescore
  31. 2026-06-12 23:08 UTCEPSS rescore
  32. 2026-06-11 13:56 UTCEPSS rescore
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  41. 2026-06-05 06:08 UTCEPSS rescore
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  43. 2026-06-04 13:09 UTCEPSS rescore
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  45. 2026-06-02 20:10 UTCEPSS rescore
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  47. 2026-06-01 13:49 UTCEPSS rescore
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  49. 2026-05-31 22:28 UTCEPSS rescore
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  51. 2026-05-31 00:14 UTCEPSS rescore
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  53. 2026-05-29 13:41 UTCEPSS rescore
  54. 2026-05-29 13:41 UTCEPSS rescore
  55. 2026-05-28 19:11 UTCEG score recompute
  56. 2026-05-28 19:11 UTCVendor advisory
  57. 2026-05-28 19:11 UTCGHSA enrichment
  58. 2026-05-28 13:42 UTCEPSS rescore
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  61. 2026-05-27 13:38 UTCEPSS rescore
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  74. 2026-05-20 11:21 UTCEPSS rescore
  75. 2026-05-20 11:21 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2014-1529?
CVE-2014-1529 is a high vulnerability published on April 30, 2014. The Web Notification API in Mozilla Firefox before 29.0, Firefox ESR 24.x before 24.5, Thunderbird before 24.5, and SeaMonkey before 2.26 allows remote attackers to bypass intended source-component restrictions and execute arbitrary JavaScript code in a privileged context via a crafted web page for…
When was CVE-2014-1529 disclosed?
CVE-2014-1529 was first published in the National Vulnerability Database on April 30, 2014, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2014-1529 actively exploited?
CVE-2014-1529 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 88.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2014-1529?
CVE-2014-1529 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2014-1529?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2014-1529, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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