How severe is CVE-2017-9356?

CVE-2017-9356 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2017-9356 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-9356?

CVE-2017-9356 primarily affects Sitecore Sitecore.net. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-9356?

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

When was CVE-2017-9356 published?

CVE-2017-9356 was published on 2017-06-23 and last updated on 2026-06-17.

CVE-2017-9356

CVE-2017-9356 is a medium-severity vulnerability in Sitecore Sitecore.net with a CVSS 3.x base score of 6.1. 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 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Sitecore Sitecore.net
Published: 2017-06-23
Last modified: 2026-06-17

Description

Sitecore.NET 7.1 through 7.2 has a Cross Site Scripting Vulnerability via the searchStr parameter to the /Search-Results URI.

Frequently asked questions

What is CVE-2017-9356?: Sitecore.NET 7.1 through 7.2 has a Cross Site Scripting Vulnerability via the searchStr parameter to the /Search-Results URI.
How severe is CVE-2017-9356?: CVE-2017-9356 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2017-9356 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-9356?: CVE-2017-9356 primarily affects Sitecore Sitecore.net. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-9356?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-9356 published?: CVE-2017-9356 was published on 2017-06-23 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:sitecore:sitecore.net:7.1:*:*:*:*:*:*:*
cpe:2.3:a:sitecore:sitecore.net:7.2:*:*:*:*:*:*:*

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