Is CVE-2014-1522 in the CISA KEV catalog?

No. CVE-2014-1522 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2014-1522?

CVE-2014-1522 has a CVSS v2 base score of 9.3 (HIGH).

What is the EPSS score for CVE-2014-1522?

CVE-2014-1522 has an EPSS score of 5.42% (92th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2014-1522?

Upgrade firefox on ubuntu 14.04 to 29.0+build1-0ubuntu0.14.04.2 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2014-1522

HIGHEPSS 92th pctl

9.3

CVSS v2

NVD

Description

The mozilla::dom::OscillatorNodeEngine::ComputeCustom function in the Web Audio subsystem in Mozilla Firefox before 29.0 and SeaMonkey before 2.26 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read, memory corruption, and application crash) via crafted content.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

firefoxUbuntu

Fixed in:29.0+build1-0ubuntu0.14.04.2USN-2185-1

DeveloperEditionWindows application

Affected:29.0Fixed in:29.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:29.0Fixed in:29.0Mozilla

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

5.42%probability of exploitation in 30 days

92ndpercentile

High risk: more likely to be exploited than 92% of all known CVEs.

References

Patch1

bugzilla.mozilla.org

Vendor Advisory1

mozilla.org

Third-Party Advisory9

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0160	High	7.5	100%	KEV	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2021-4034	High	7.8	95%	KEV	Fix
CVE-2023-21769	High	7.5	92%	-	Fix
CVE-2023-49285	High	8.6	89%	-	Fix
CVE-2020-8794	Critical	9.8	89%	-	Fix

Embed a live status badge for CVE-2014-1522

Markdown

[![CVE-2014-1522](https://tridentstack.com/cve/badge/CVE-2014-1522.svg)](https://tridentstack.com/cve/CVE-2014-1522)

HTML

<a href="https://tridentstack.com/cve/CVE-2014-1522"><img src="https://tridentstack.com/cve/badge/CVE-2014-1522.svg" alt="CVE-2014-1522"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.