CVE-2015-2709

CVE-2015-2709 is a high-severity vulnerability in Mozilla Firefox with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

• Severity: High (CVSS 2.0 base score 7.5)
• EPSS exploit prediction: 4% (90th percentile)
• Actively exploited: Not listed in CISA KEV
• Affected product: Mozilla Firefox
• Published: 2015-05-14
• Last modified: 2026-06-17

Description

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 38.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Frequently asked questions

What is CVE-2015-2709?

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 38.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

How severe is CVE-2015-2709?

CVE-2015-2709 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2015-2709 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-2709?

CVE-2015-2709 primarily affects Mozilla Firefox. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-2709?

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-2015-2709 published?

CVE-2015-2709 was published on 2015-05-14 and last updated on 2026-06-17.

References

• http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00054.html
• http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00000.html
• http://lists.opensuse.org/opensuse-updates/2015-05/msg00036.html
• http://rhn.redhat.com/errata/RHSA-2015-1012.html
• http://www.mozilla.org/security/announce/2015/mfsa2015-46.html
• http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
• http://www.securityfocus.com/bid/74615
• http://www.ubuntu.com/usn/USN-2602-1
• https://bugzilla.mozilla.org/show_bug.cgi?id=1111251
• https://bugzilla.mozilla.org/show_bug.cgi?id=1117977
• https://bugzilla.mozilla.org/show_bug.cgi?id=1128064
• https://bugzilla.mozilla.org/show_bug.cgi?id=1135066
• https://bugzilla.mozilla.org/show_bug.cgi?id=1143194
• https://bugzilla.mozilla.org/show_bug.cgi?id=1146101
• https://bugzilla.mozilla.org/show_bug.cgi?id=1149526
• https://bugzilla.mozilla.org/show_bug.cgi?id=1153688
• https://bugzilla.mozilla.org/show_bug.cgi?id=1155474
• https://security.gentoo.org/glsa/201605-06
• https://www.mozilla.org/en-US/security/known-vulnerabilities/thunderbird/#thunderbird31.7

Affected products (6)

• cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
• cpe:2.3:a:novell:suse_linux_enterprise_software_development_kit:12.0:*:*:*:*:*:*:*
• cpe:2.3:o:novell:suse_linux_enterprise_desktop:12.0:*:*:*:*:*:*:*
• cpe:2.3:o:novell:suse_linux_enterprise_server:12.0:*:*:*:*:*:*:*
• cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*
• cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*

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