CVE-2018-8323

lowpriority · track · 23EPSS 0.025 · 85 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.54% (85th) EPSS

CVSS 3.5 · low

Is it mine?

4 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

An elevation of privilege vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted web request to an affected SharePoint server, aka "Microsoft SharePoint Elevation of Privilege Vulnerability." This affects Microsoft SharePoint. This CVE ID is unique from CVE-2018-8299.

cvss

Technical severity, 0–10. One row per scoring source.

5.4

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.5–5.4

v2.03.5lowAV:N/AC:M/Au:S/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 6.8 · impact 2.9

v3.05.4mediumCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 2.3 · impact 2.7

v3.05mediumCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-79USprimary

affected products (4)

Products and version ranges known to be affected.

Microsoft Microsoft SharePoint≤ Enterprise Server 2016enisa_euvdEU
Microsoft Microsoft SharePoint≤ Enterprise Server 2013 Service Pack 1enisa_euvdEU
microsoft sharepoint enterprise server= 2013nvdUScpe:2.3:a:microsoft:sharepoint_enterprise_server:*:*:*:*:*:*:*:*
microsoft sharepoint enterprise server= 2016nvdUScpe:2.3:a:microsoft:sharepoint_enterprise_server:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2018-07-11modified 2026-06-17

related (53,013)

Related entries.

ID	severity	EPSS	exploitable	published
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Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network…
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Zimbra Collaboration (ZCS) 10 before 10.0.18 and 10.1 before 10.1.13 allows Classic UI stored XSS via Cascading Style Sheets (CSS) @import directives in an HTML e-mail message.
CVE-2025-68461US	medium6.1OT critical	27.4% (98th)	KEV	2025-12-18
Roundcube Webmail before 1.5.12 and 1.6 before 1.6.12 is prone to a Cross-Site-Scripting (XSS) vulnerability via the animate tag in an SVG document.
CVE-2025-48700US	—OT critical	1.71% (77th)	KEV	2025-06-23
An issue was discovered in Zimbra Collaboration (ZCS) 8.8.15 and 9.0 and 10.0 and 10.1. A Cross-Site Scripting (XSS) vulnerability in the Zimbra Classic UI allows attackers to exec…
CVE-2025-27915US	—OT critical	4.06% (91st)	KEV	2025-03-12
An issue was discovered in Zimbra Collaboration (ZCS) 9.0 and 10.0 and 10.1. A stored cross-site scripting (XSS) vulnerability exists in the Classic Web Client due to insufficient…

+53008 more

references (7)

External citations — patches, advisories, analysis.

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8323 cnnvd
http://www.securityfocus.com/bid/104611 enisa_euvd
http://www.securitytracker.com/id/1041261 enisa_euvd
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8323 enisa_euvd
http://www.securityfocus.com/bid/104611Third Party AdvisoryVDB Entrynvd
http://www.securitytracker.com/id/1041261Third Party AdvisoryVDB Entrynvd
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8323PatchVendor Advisorynvd

scry

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