Is CVE-2015-0831 being actively exploited?

CVE-2015-0831 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2015-0831?

CVE-2015-0831 has a CVSS 2.0 base score of 6.8 (MEDIUM).

CVE-2015-0831

MEDIUM · CVSS 6.8EPSS 3.8%EU EUVD

Use-after-free vulnerability in the mozilla::dom::IndexedDB::IDBObjectStore::CreateIndex function in Mozilla Firefox before 36.0, Firefox ESR 31.x before 31.5, and Thunderbird before 31.5 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via crafted content that is improperly handled during IndexedDB index creation.

Key facts

CVSS score: 6.8 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
EPSS score: 3.8% (90th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2015-0844)
Published: February 25, 2015
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2015-0844 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
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mozilla / firefox
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mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox
mozilla / firefox

and 198 more…

Certified products that may be affected

6 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

Red Hat Enterprise Linux 5 OpenSSH-Server Cryptographic Module - Red Hat®, Inc. - FIPS 140 1384 - historical
Red Hat Enterprise Linux 5 OpenSSH Client Cryptographic Module - Red Hat®, Inc. - FIPS 140 1385 - historical
Red Hat Enterprise Linux 5 OpenSwan Cryptographic Module - Red Hat®, Inc. - FIPS 140 1386 - historical
Red Hat Enterprise Linux 5 Kernel Crypto API Cryptographic Module - Red Hat®, Inc. - FIPS 140 1387 - historical
Red Hat Enterprise Linux 5 OpenSSL Cryptographic Module - Red Hat®, Inc. - FIPS 140 1320 - historical

See all 6 in the Security Certifications Explorer.

References

http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00000.html(Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00001.html(Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00006.html(Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00007.html(Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00008.html(Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00026.html(Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00031.html
http://lists.opensuse.org/opensuse-updates/2015-03/msg00067.html(Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2015-0265.html(Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2015-0266.html(Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2015-0642.html(Third Party Advisory)
http://www.debian.org/security/2015/dsa-3174(Third Party Advisory)
http://www.debian.org/security/2015/dsa-3179(Third Party Advisory)
http://www.mozilla.org/security/announce/2015/mfsa2015-16.html(Vendor Advisory)
http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html(Third Party Advisory)
http://www.securityfocus.com/bid/72746(Third Party Advisory, VDB Entry)
http://www.securitytracker.com/id/1031791(Third Party Advisory, VDB Entry)
http://www.securitytracker.com/id/1031792(Third Party Advisory, VDB Entry)
http://www.ubuntu.com/usn/USN-2505-1(Third Party Advisory)
http://www.ubuntu.com/usn/USN-2506-1(Third Party Advisory)
https://bugzilla.mozilla.org/show_bug.cgi?id=1130541(Issue Tracking)
https://security.gentoo.org/glsa/201504-01

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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