How severe is CVE-2015-0734?

CVE-2015-0734 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2015-0734 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-0734?

CVE-2015-0734 affects Cisco Email Security Appliance Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-0734?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2015-0734 published?

CVE-2015-0734 was published on 2015-05-15 and last updated on 2026-06-17.

CVE-2015-0734

CVE-2015-0734 is a medium-severity vulnerability in Cisco Email Security Appliance Firmware with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Cisco Email Security Appliance Firmware
Published: 2015-05-15
Last modified: 2026-06-17

Description

Multiple cross-site scripting (XSS) vulnerabilities on the Cisco Email Security Appliance (ESA) 8.5.6-106 allow remote attackers to inject arbitrary web script or HTML via unspecified parameters in a (1) GET or (2) POST request, aka Bug ID CSCut87743.

Frequently asked questions

What is CVE-2015-0734?: Multiple cross-site scripting (XSS) vulnerabilities on the Cisco Email Security Appliance (ESA) 8.5.6-106 allow remote attackers to inject arbitrary web script or HTML via unspecified parameters in a (1) GET or (2) POST request, aka Bug ID CSCut87743.
How severe is CVE-2015-0734?: CVE-2015-0734 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2015-0734 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-0734?: CVE-2015-0734 affects Cisco Email Security Appliance Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-0734?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-0734 published?: CVE-2015-0734 was published on 2015-05-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:cisco:email_security_appliance_firmware:8.5.6-106:*:*:*:*:*:*:*

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