Is CVE-2015-1764 in the CISA KEV catalog?

No. CVE-2015-1764 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2015-1764?

CVE-2015-1764 has a CVSS v2 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2015-1764?

CVE-2015-1764 has an EPSS score of 13.56% (96th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2015-1764

MEDIUMEPSS 96th pctl

4.3

CVSS v2

NVD

Description

The web applications in Microsoft Exchange Server 2013 SP1 and Cumulative Update 8 allow remote attackers to bypass the Same Origin Policy and send HTTP traffic to intranet servers via a crafted request, related to a Server-Side Request Forgery (SSRF) issue, aka "Exchange Server-Side Request Forgery Vulnerability."

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

13.56%probability of exploitation in 30 days

96thpercentile

Very high risk: more likely to be exploited than 96% of all known CVEs.

References

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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.