How severe is CVE-2015-2522?

CVE-2015-2522 has a CVSS 2.0 base score of 3.5, rated low severity.

Is CVE-2015-2522 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-2522?

CVE-2015-2522 affects Microsoft Sharepoint Foundation. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-2522?

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

When was CVE-2015-2522 published?

CVE-2015-2522 was published on 2015-09-09 and last updated on 2026-06-17.

CVE-2015-2522

CVE-2015-2522 is a low-severity vulnerability in Microsoft Sharepoint Foundation with a CVSS 2.0 base score of 3.5. Its EPSS exploit-prediction score of 10% places it in the 95th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-79.

Key facts

Severity: Low (CVSS 2.0 base score 3.5)
EPSS exploit prediction: 10% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Microsoft Sharepoint Foundation
Published: 2015-09-09
Last modified: 2026-06-17

Description

Cross-site scripting (XSS) vulnerability in Microsoft SharePoint Foundation 2013 SP1 allows remote authenticated users to inject arbitrary web script or HTML via crafted content, aka "Microsoft SharePoint XSS Spoofing Vulnerability."

Frequently asked questions

What is CVE-2015-2522?: Cross-site scripting (XSS) vulnerability in Microsoft SharePoint Foundation 2013 SP1 allows remote authenticated users to inject arbitrary web script or HTML via crafted content, aka "Microsoft SharePoint XSS Spoofing Vulnerability."
How severe is CVE-2015-2522?: CVE-2015-2522 has a CVSS 2.0 base score of 3.5, rated low severity.
Is CVE-2015-2522 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-2522?: CVE-2015-2522 affects Microsoft Sharepoint Foundation. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-2522?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-2522 published?: CVE-2015-2522 was published on 2015-09-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:microsoft:sharepoint_foundation:2013:sp1:*:*:*:*:*:*

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