Is CVE-2015-0577 being actively exploited?

CVE-2015-0577 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2015-0577?

CVE-2015-0577 has a CVSS 2.0 base score of 4.3 (MEDIUM).

CVE-2015-0577

MEDIUM · CVSS 4.3EPSS 1.2%EU EUVD

Multiple cross-site scripting (XSS) vulnerabilities in the IronPort Spam Quarantine (ISQ) page in Cisco AsyncOS, as used on the Cisco Email Security Appliance (ESA) and Content Security Management Appliance (SMA), allow remote attackers to inject arbitrary web script or HTML via unspecified parameters, aka Bug IDs CSCus22925 and CSCup08113.

Key facts

CVSS score: 4.3 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness (CWE): CWE-79
EPSS score: 1.2% (67th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2015-0590)
Published: January 14, 2015
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2015-0590 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

cisco / asyncos

References

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

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