Is CVE-2013-6621 being actively exploited?

CVE-2013-6621 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-6621?

CVE-2013-6621 has a CVSS 2.0 base score of 7.5 (HIGH).

CVE-2013-6621

HIGH · CVSS 7.5EPSS 1.8%EU EUVD

Use-after-free vulnerability in Google Chrome before 31.0.1650.48 allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to the x-webkit-speech attribute in a text INPUT element.

Key facts

CVSS score: 7.5 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-399
EPSS score: 1.8% (78th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-6423)
Published: November 13, 2013
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-6423 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

debian / debian linux
debian / debian linux
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
google / chrome
opensuse / opensuse
opensuse / opensuse
opensuse / opensuse

References

http://googlechromereleases.blogspot.com/2013/11/stable-channel-update.html(Vendor Advisory)
http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00025.html(Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00026.html(Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2013-12/msg00002.html(Third Party Advisory)
http://lists.opensuse.org/opensuse-updates/2014-01/msg00042.html(Third Party Advisory)
http://www.debian.org/security/2013/dsa-2799(Third Party Advisory)
https://code.google.com/p/chromium/issues/detail?id=268565(Exploit)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19006

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

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