Is CVE-2013-1675 being actively exploited?

Yes. CVE-2013-1675 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added on March 3, 2022.

What is the CVSS score for CVE-2013-1675?

CVE-2013-1675 has a CVSS 3.1 base score of 6.5 (MEDIUM).

CVE-2013-1675

MEDIUM · CVSS 6.5CISA KEV: actively exploitedEPSS 6.7%EU EUVD: exploited

Mozilla Firefox before 21.0, Firefox ESR 17.x before 17.0.6, Thunderbird before 17.0.6, and Thunderbird ESR 17.x before 17.0.6 do not properly initialize data structures for the nsDOMSVGZoomEvent::mPreviousScale and nsDOMSVGZoomEvent::mNewScale functions, which allows remote attackers to obtain sensitive information from process memory via a crafted web site.

Key facts

CVSS score: 6.5 (v3.1)
Severity: MEDIUM
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Weakness (CWE): CWE-665
EPSS score: 6.7% (94th percentile)
In CISA KEV: Yes, added March 3, 2022
In EU EUVD: Yes (EUVD-2013-1702)
Published: May 16, 2013
NVD last modified: June 16, 2026
Status: Analyzed

CISA Known Exploited Vulnerability

Mozilla Firefox Information Disclosure Vulnerability

Added to the KEV catalog on March 3, 2022; federal remediation due March 24, 2022.

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-1702 in the EU Vulnerability Database. ENISA flags it as known exploited. Last updated in EUVD on October 22, 2025.

View on the EU Vulnerability Database

Affected products

canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
debian / debian linux
mozilla / firefox
mozilla / thunderbird
mozilla / thunderbird esr
opensuse / opensuse
opensuse / opensuse
redhat / enterprise linux desktop
redhat / enterprise linux desktop
redhat / enterprise linux eus
redhat / enterprise linux eus
redhat / enterprise linux for ibm z systems
redhat / enterprise linux for ibm z systems
redhat / enterprise linux for ibm z systems eus
redhat / enterprise linux for ibm z systems eus
redhat / enterprise linux for power big endian
redhat / enterprise linux for power big endian
redhat / enterprise linux for power big endian eus
redhat / enterprise linux for power big endian eus
redhat / enterprise linux for scientific computing
redhat / enterprise linux server
redhat / enterprise linux server
redhat / enterprise linux server aus
redhat / enterprise linux server aus
redhat / enterprise linux server eus from rhui
redhat / enterprise linux server eus from rhui
redhat / enterprise linux workstation
redhat / enterprise linux workstation
redhat / gluster storage server for on-premise

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.opensuse.org/opensuse-security-announce/2013-05/msg00010.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00011.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00012.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00006.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00008.html(Mailing List, Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2013-0820.html(Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2013-0821.html(Third Party Advisory)
http://www.debian.org/security/2013/dsa-2699(Mailing List)
http://www.mandriva.com/security/advisories?name=MDVSA-2013:165(Broken Link)
http://www.mozilla.org/security/announce/2013/mfsa2013-47.html(Vendor Advisory)
http://www.securityfocus.com/bid/59858(Broken Link, Third Party Advisory, VDB Entry)
http://www.ubuntu.com/usn/USN-1822-1(Third Party Advisory)
http://www.ubuntu.com/usn/USN-1823-1(Third Party Advisory)
https://bugzilla.mozilla.org/show_bug.cgi?id=866825(Exploit, Issue Tracking)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16976(Broken Link)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-1675(US Government Resource)

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

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