Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 35.0 and SeaMonkey before 2.32 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.
Conclusion & alert: CVE-2014-8635 is rated Moderate Risk (58.8/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.64%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-03-16 | 1.51% | 1.64% | +0.13% |
| 2 | 2025-12-04 | 1.60% | 1.51% | -0.09% |
| 3 | 2025-03-30 | — | 1.60% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
gentoo
|
normal | CVE-2014-8635: 1 GLSA(s) (201504-01), 7 atom(s) (dev-libs/nspr, mail-client/thunderbird, …); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2014-8635 |
redhat
|
critical | — | https://access.redhat.com/security/cve/CVE-2014-8635 |
suse
|
medium | CVE-2014-8635 severity moderate: SUSE including 120 source package names (MozillaFirefox, MozillaFirefox-102.11.0-150200.152.87.1, …), 246 product×package rows across 72 product lines (Image SLES12-SP5-Azure-BYOS, Image SLES12-SP5-Azure-Basic-On-Demand, … (72 product lines)): Fixed 215, Known Not Affected 31. | https://www.suse.com/security/cve/CVE-2014-8635/ |
ubuntu
|
medium | CVE-2014-8635 medium priority: Ubuntu including 1 source packages (firefox), 5 status rows across 5 suites (lucid, precise, trusty, upstream, utopic): released 4, ignored 1. | https://ubuntu.com/security/CVE-2014-8635 |