Is CVE-2014-1763 in the CISA KEV catalog?

No. CVE-2014-1763 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2014-1763?

CVE-2014-1763 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2014-1763?

CVE-2014-1763 has an EPSS score of 22.39% (97th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2014-1763

HIGHEPSS 97th pctl

10.0

CVSS v2

NVD

Description

Use-after-free vulnerability in Microsoft Internet Explorer 9 through 11 allows remote attackers to execute arbitrary code and bypass a sandbox protection mechanism via unspecified vectors, as demonstrated by VUPEN during a Pwn2Own competition at CanSecWest 2014.

CWE-399

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

22.39%probability of exploitation in 30 days

97thpercentile

Very high risk: more likely to be exploited than 97% of all known CVEs.

References

http://secunia.com/advisories/59775
http://twitter.com/thezdi/statuses/443855973673754624
http://www.pwn2own.com/2014/03/pwn2own-results-for-wednesday-day-one/
http://www.securityfocus.com/archive/1/532797/100/0/threaded
http://www.securitytracker.com/id/1030532
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-037

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.