CVE-2014-8636
CVE-2014-8636 is a high-severity vulnerability in Mozilla Firefox with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 66% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-94.
Key facts
- Severity: High (CVSS 2.0 base score 7.5)
- EPSS exploit prediction: 66% (99th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-94
- Affected product: Mozilla Firefox
- Published:
- Last modified:
Description
The XrayWrapper implementation in Mozilla Firefox before 35.0 and SeaMonkey before 2.32 does not properly interact with a DOM object that has a named getter, which might allow remote attackers to execute arbitrary JavaScript code with chrome privileges via unspecified vectors.
Frequently asked questions
- What is CVE-2014-8636?
- The XrayWrapper implementation in Mozilla Firefox before 35.0 and SeaMonkey before 2.32 does not properly interact with a DOM object that has a named getter, which might allow remote attackers to execute arbitrary JavaScript code with chrome privileges via unspecified vectors.
- How severe is CVE-2014-8636?
- CVE-2014-8636 has a CVSS 2.0 base score of 7.5, rated high severity.
- Is CVE-2014-8636 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 66% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2014-8636?
- CVE-2014-8636 primarily affects Mozilla Firefox. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2014-8636?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2014-8636 published?
- CVE-2014-8636 was published on 2015-01-14 and last updated on 2026-06-17.
References
- http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00032.html
- http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00033.html
- http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00036.html
- http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00002.html
- http://packetstormsecurity.com/files/130972/Firefox-Proxy-Prototype-Privileged-Javascript-Injection.html
- http://secunia.com/advisories/62242
- http://secunia.com/advisories/62250
- http://secunia.com/advisories/62418
- http://secunia.com/advisories/62446
- http://secunia.com/advisories/62790
- http://www.mozilla.org/security/announce/2014/mfsa2015-09.html
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- http://www.securityfocus.com/bid/72041
- http://www.securitytracker.com/id/1031533
- https://bugzilla.mozilla.org/show_bug.cgi?id=987794
- https://community.rapid7.com/community/metasploit/blog/2015/03/23/r7-2015-04-disclosure-mozilla-firefox-proxy-prototype-rce-cve-2014-8636
- https://exchange.xforce.ibmcloud.com/vulnerabilities/99964
- https://security.gentoo.org/glsa/201504-01
Affected products (2)
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
More vulnerabilities in Mozilla Firefox
- CVE-2026-4725 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149…
- CVE-2026-4692 — Critical (CVSS 10.0): Sandbox escape in the Responsive Design Mode component. This vulnerability was fixed in Firefox 149, Firefox ESR…
- CVE-2026-4689 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability was…
- CVE-2026-4688 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox…
- CVE-2026-2778 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in…
- CVE-2026-2776 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the Telemetry component in External Software. This vulnerability…
All CVEs affecting Mozilla Firefox →
Other CWE-94 (Code Injection) vulnerabilities
- CVE-2026-57624 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Blocksy Companion Pro <= 2.1.46 versions.
- CVE-2026-10134 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 allows an attacker to read every secret available to the Langflow process, read…
- CVE-2026-53576 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, the authentication filter…
- CVE-2026-10561 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 has an vulnerability due to an improper isolation of Python execution combined…
- CVE-2026-25470 — Critical (CVSS 10.0): Improper Control of Generation of Code ('Code Injection') vulnerability in ACPT ACPT (Pro) - Custom Post Types Plugin…
- CVE-2026-48836 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Easy Invoice <= 2.1.19 versions.