Skip to main content

Xwiki CVE-2021-3137

MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2021-01-20 cve@mitre.org
5.4
CVSS 3.1 · NVD
Share

Severity by source

NVD PRIMARY
5.4 MEDIUM
AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

1
CVE Published
Jan 20, 2021 - 04:15 nvd
MEDIUM 5.4

DescriptionNVD

XWiki 12.10.2 allows XSS via an SVG document to the upload feature of the comment section.

AnalysisAI

XWiki 12.10.2 allows XSS via an SVG document to the upload feature of the comment section. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. XWiki 12.10.2 allows XSS via an SVG document to the upload feature of the comment section. Affected products include: Xwiki.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

More in Xwiki

View all
CVE-2025-24893 CRITICAL POC
9.8 Feb 20

XWiki Platform allows unauthenticated remote code execution through the SolrSearch endpoint, enabling guests to execute

CVE-2024-21650 CRITICAL POC
10.0 Jan 08

XWiki Platform prior to specific patched versions contains a CVSS 10.0 remote code execution vulnerability through the u

CVE-2025-32969 CRITICAL POC
9.3 Apr 23

XWiki is a generic wiki platform. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable, no aut

CVE-2023-27479 CRITICAL POC
9.9 Mar 07

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Rated critical

CVE-2024-31996 CRITICAL POC
9.8 Apr 10

XWiki Platform is a generic wiki platform. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitabl

CVE-2024-31982 CRITICAL POC
9.8 Apr 10

XWiki Platform is a generic wiki platform. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitabl

CVE-2023-46731 CRITICAL POC
9.8 Nov 06

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Rated critical

CVE-2023-26477 CRITICAL POC
9.8 Mar 02

XWiki Platform is a generic wiki platform. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitabl

CVE-2025-49586 HIGH POC
8.8 Jun 13

A remote code execution vulnerability in XWiki (CVSS 8.8). Risk factors: public PoC available. Vendor patch is available

CVE-2025-55747 CRITICAL POC
9.3 Sep 03

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Rated critical

CVE-2025-46558 CRITICAL POC
9.0 Apr 30

XWiki Contrib's Syntax Markdown allows importing Markdown content into wiki pages and creating wiki content in Markdown.

CVE-2023-45136 CRITICAL POC
9.6 Oct 25

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Rated critical

Share

CVE-2021-3137 vulnerability details – vuln.today

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy