Is CVE-2014-1531 being actively exploited?

CVE-2014-1531 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2014-1531?

CVE-2014-1531 has a CVSS 3.1 base score of 8.8 (HIGH).

CVE-2014-1531

HIGH · CVSS 8.8EPSS 5.6%EU EUVD

Use-after-free vulnerability in the nsGenericHTMLElement::GetWidthHeightForImage function in Mozilla Firefox before 29.0, Firefox ESR 24.x before 24.5, Thunderbird before 24.5, and SeaMonkey before 2.26 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via vectors involving an imgLoader object that is not properly handled during an image-resize operation.

Key facts

CVSS score: 8.8 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-416
EPSS score: 5.6% (93th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2014-1607)
Published: April 30, 2014
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2014-1607 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
canonical / ubuntu linux
debian / debian linux
debian / debian linux
fedoraproject / fedora
fedoraproject / fedora
mozilla / firefox
mozilla / seamonkey
mozilla / thunderbird
opensuse / opensuse
opensuse / opensuse
opensuse / opensuse
redhat / enterprise linux desktop
redhat / enterprise linux desktop
redhat / enterprise linux eus
redhat / enterprise linux server
redhat / enterprise linux server
redhat / enterprise linux server aus
redhat / enterprise linux server eus
redhat / enterprise linux server tus
redhat / enterprise linux workstation
redhat / enterprise linux workstation
suse / suse linux enterprise server
suse / suse linux enterprise server

Certified products that may be affected

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

Red Hat Enterprise Linux 5 OpenSSH-Server Cryptographic Module - Red Hat®, Inc. - FIPS 140 1384 - historical

References

http://lists.fedoraproject.org/pipermail/package-announce/2014-May/132332.html(Mailing List, Third Party Advisory)
http://lists.fedoraproject.org/pipermail/package-announce/2014-May/132437.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2014-05/msg00006.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2014-05/msg00015.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-updates/2014-05/msg00010.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-updates/2014-05/msg00013.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-updates/2014-05/msg00033.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-updates/2014-05/msg00040.html(Mailing List, Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2014-0448.html(Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2014-0449.html(Third Party Advisory)
http://secunia.com/advisories/59866(Broken Link)
http://www.debian.org/security/2014/dsa-2918(Third Party Advisory)
http://www.debian.org/security/2014/dsa-2924(Third Party Advisory)
http://www.mozilla.org/security/announce/2014/mfsa2014-44.html(Vendor Advisory)
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html(Third Party Advisory)
http://www.securityfocus.com/bid/67134(Third Party Advisory, VDB Entry)
http://www.securitytracker.com/id/1030163(Third Party Advisory, VDB Entry)
http://www.securitytracker.com/id/1030164(Third Party Advisory, VDB Entry)
http://www.securitytracker.com/id/1030165(Third Party Advisory, VDB Entry)
http://www.ubuntu.com/usn/USN-2185-1(Third Party Advisory)
http://www.ubuntu.com/usn/USN-2189-1(Third Party Advisory)
https://bugzilla.mozilla.org/show_bug.cgi?id=987140(Exploit, Issue Tracking, Vendor Advisory)
https://security.gentoo.org/glsa/201504-01(Third Party Advisory)

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

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