CVE-2015-2724

CVE-2015-2724 is a critical-severity vulnerability in Mozilla Firefox with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

• Severity: Critical (CVSS 2.0 base score 10.0)
• EPSS exploit prediction: 6% (93rd percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-119
• Affected product: Mozilla Firefox
• Published: 2015-07-06
• Last modified: 2026-06-17

Description

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 39.0, Firefox ESR 31.x before 31.8 and 38.x before 38.1, and Thunderbird before 38.1 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-2015-2724?

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 39.0, Firefox ESR 31.x before 31.8 and 38.x before 38.1, and Thunderbird before 38.1 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-2015-2724?

CVE-2015-2724 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2015-2724 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-2724?

CVE-2015-2724 primarily affects Mozilla Firefox. In total, 28 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-2724?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2015-2724 published?

CVE-2015-2724 was published on 2015-07-06 and last updated on 2026-06-17.

References

• http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00025.html
• http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00031.html
• http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00033.html
• http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00034.html
• http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00021.html
• http://rhn.redhat.com/errata/RHSA-2015-1207.html
• http://rhn.redhat.com/errata/RHSA-2015-1455.html
• http://www.debian.org/security/2015/dsa-3300
• http://www.debian.org/security/2015/dsa-3324
• http://www.mozilla.org/security/announce/2015/mfsa2015-59.html
• http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
• http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
• http://www.securityfocus.com/bid/75541
• http://www.securitytracker.com/id/1032783
• http://www.securitytracker.com/id/1032784
• http://www.ubuntu.com/usn/USN-2656-1
• http://www.ubuntu.com/usn/USN-2656-2
• http://www.ubuntu.com/usn/USN-2673-1
• https://bugzilla.mozilla.org/show_bug.cgi?id=1143679
• https://bugzilla.mozilla.org/show_bug.cgi?id=1154876
• https://bugzilla.mozilla.org/show_bug.cgi?id=1160884
• https://bugzilla.mozilla.org/show_bug.cgi?id=1164567
• https://security.gentoo.org/glsa/201512-10

Affected products (28)

• cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:31.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:31.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:31.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:31.3.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:31.5.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:31.5.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:31.5.3:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:38.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox_esr:31.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox_esr:31.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox_esr:31.3:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox_esr:31.4:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox_esr:31.5:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox_esr:31.6.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox_esr:31.7.0:*:*:*:*:*:*:*
• cpe:2.3:a:novell:suse_linux_enterprise_software_development_kit:12.0:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*
• cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
• cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
• cpe:2.3:o:novell:suse_linux_enterprise_desktop:12.0:*:*:*:*:*:*:*
• cpe:2.3:o:novell:suse_linux_enterprise_server:11:sp4:*:*:*:*:*:*
• cpe:2.3:o:novell:suse_linux_enterprise_server:12.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

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Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

• CVE-2026-77946 — Critical (CVSS 10.0): A vulnerability was determined in TRENDnet TEW-821DAP 2.2.01b05. Affected by this vulnerability is the function…
• CVE-2026-76008 — Critical (CVSS 10.0): A flaw has been found in Comfast CF-N1-S 2.6.0.1. This affects the function get_para_from_uri of the file…
• CVE-2026-75784 — Critical (CVSS 10.0): A vulnerability was detected in TRENDnet TEW-WLC100 1v2.07b01. Affected by this issue is the function FUN_0040da4c of…
• CVE-2026-74843 — Critical (CVSS 10.0): A vulnerability was determined in Wavlink WN531P3 and WN535M1 V250922. Affected by this vulnerability is the function…
• CVE-2026-16367 — Critical (CVSS 10.0): Sandbox escape due to invalid pointer 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…

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →